{"id":569255,"date":"2023-05-29T11:01:01","date_gmt":"2023-05-29T05:31:01","guid":{"rendered":"https:\/\/infinitylearn.com\/surge\/?p=569255"},"modified":"2025-07-25T16:52:44","modified_gmt":"2025-07-25T11:22:44","slug":"pressure-formula","status":"publish","type":"post","link":"https:\/\/infinitylearn.com\/surge\/formulas\/pressure-formula\/","title":{"rendered":"Pressure Formula\u00a0"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_37 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\">Table of Contents<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" style=\"display: none;\"><label for=\"item\" aria-label=\"Table of Content\"><span style=\"display: flex;align-items: center;width: 35px;height: 30px;justify-content: center;\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/label><input type=\"checkbox\" id=\"item\"><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1' style='display:block'><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/infinitylearn.com\/surge\/formulas\/pressure-formula\/#Properties_of_Pressure\" title=\"Properties of Pressure\">Properties of Pressure<\/a><ul class='ez-toc-list-level-3'><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/infinitylearn.com\/surge\/formulas\/pressure-formula\/#Solved_examples_on_Pressure_Formula\" title=\"Solved examples on Pressure Formula:\">Solved examples on Pressure Formula:<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/infinitylearn.com\/surge\/formulas\/pressure-formula\/#Frequently_Asked_Questions_on_Pressure_Formula\" title=\"Frequently Asked Questions on Pressure Formula\">Frequently Asked Questions on Pressure Formula<\/a><ul class='ez-toc-list-level-3'><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/infinitylearn.com\/surge\/formulas\/pressure-formula\/#What_is_pressure\" title=\"What is pressure? \">What is pressure? <\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/infinitylearn.com\/surge\/formulas\/pressure-formula\/#What_are_the_SI_units_of_pressure\" title=\"What are the SI units of pressure? \">What are the SI units of pressure? <\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/infinitylearn.com\/surge\/formulas\/pressure-formula\/#How_is_pressure_calculated\" title=\"How is pressure calculated? \">How is pressure calculated? <\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/infinitylearn.com\/surge\/formulas\/pressure-formula\/#What_is_the_difference_between_gauge_pressure_and_absolute_pressure\" title=\"What is the difference between gauge pressure and absolute pressure? \">What is the difference between gauge pressure and absolute pressure? <\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/infinitylearn.com\/surge\/formulas\/pressure-formula\/#How_does_pressure_change_with_depth_in_a_fluid\" title=\"How does pressure change with depth in a fluid? \">How does pressure change with depth in a fluid? <\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n<p><span data-contrast=\"none\">Pressure is a fundamental concept in physics and fluid mechanics that plays a crucial role in understanding the behavior of gases, liquids, and solids. It is defined as the force or thrust exerted per unit area on a surface. In simpler terms, pressure measures how much force is distributed over a given area.<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\"> <\/span><\/p>\n<p><span data-contrast=\"none\">Pressure is calculated using the formula:<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\"> <\/span><\/p>\n<p><strong>Pressure = Thrust OR Force \/ Area <\/strong><\/p>\n<p><span data-contrast=\"none\">Where, Thrust is the magnitude of the force applied perpendicular to the surface, and Area is the perpendicular surface area on which the force is applied.<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\"> <\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\"> <\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Properties_of_Pressure\"><\/span>Properties of Pressure<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><strong>The magnitude of Pressure:<\/strong><span data-contrast=\"none\"> The magnitude of pressure depends on the force applied and the area over which it is distributed. Pressure is inversely proportional to the area on which the thrust is applied. It means that if the thrust is constant and the area is more, the pressure will be lesser. And if the area is less, the pressure will be more.<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\"> <\/span><\/p>\n<p><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\"><img loading=\"lazy\" class=\"alignnone wp-image-569269\" src=\"https:\/\/infinitylearn.com\/surge\/wp-content\/uploads\/2023\/05\/Screenshot-2023-05-29-at-10.57.30-300x282.png\" alt=\"magnitude of Pressure\" width=\"400\" height=\"376\" srcset=\"https:\/\/infinitylearn.com\/surge\/wp-content\/uploads\/2023\/05\/Screenshot-2023-05-29-at-10.57.30-300x282.png?v=1685338056 300w, https:\/\/infinitylearn.com\/surge\/wp-content\/uploads\/2023\/05\/Screenshot-2023-05-29-at-10.57.30.png?v=1685338056 626w\" sizes=\"(max-width: 400px) 100vw, 400px\" \/> <\/span><\/p>\n<p><strong>Units of Pressure:<\/strong><span data-contrast=\"none\"> The SI unit of pressure is the Pascal (Pa).<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\"> <\/span><\/p>\n<p><span data-contrast=\"none\">Pressure can also be expressed as follows:<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\"> <\/span><\/p>\n<p><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\"> <img loading=\"lazy\" class=\"alignnone wp-image-569270\" src=\"https:\/\/infinitylearn.com\/surge\/wp-content\/uploads\/2023\/05\/Screenshot-2023-05-29-at-10.57.42-300x94.png\" alt=\"Pressure Formula\" width=\"400\" height=\"126\" srcset=\"https:\/\/infinitylearn.com\/surge\/wp-content\/uploads\/2023\/05\/Screenshot-2023-05-29-at-10.57.42-300x94.png?v=1685338067 300w, https:\/\/infinitylearn.com\/surge\/wp-content\/uploads\/2023\/05\/Screenshot-2023-05-29-at-10.57.42.png?v=1685338067 560w\" sizes=\"(max-width: 400px) 100vw, 400px\" \/><\/span><\/p>\n<p><span data-contrast=\"none\">Hence,<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\"> <\/span><\/p>\n<p><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\"><img loading=\"lazy\" class=\"alignnone wp-image-569271\" src=\"https:\/\/infinitylearn.com\/surge\/wp-content\/uploads\/2023\/05\/Screenshot-2023-05-29-at-10.57.51-300x127.png\" alt=\"Pressure= N\/m2\" width=\"400\" height=\"169\" srcset=\"https:\/\/infinitylearn.com\/surge\/wp-content\/uploads\/2023\/05\/Screenshot-2023-05-29-at-10.57.51-300x127.png?v=1685338075 300w, https:\/\/infinitylearn.com\/surge\/wp-content\/uploads\/2023\/05\/Screenshot-2023-05-29-at-10.57.51.png?v=1685338075 460w\" sizes=\"(max-width: 400px) 100vw, 400px\" \/> <\/span><\/p>\n<p><span data-contrast=\"none\">The value of 1 Pascal can be expressed as follows:<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\"> <\/span><\/p>\n<p><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\"><img loading=\"lazy\" class=\"alignnone wp-image-569272\" src=\"https:\/\/infinitylearn.com\/surge\/wp-content\/uploads\/2023\/05\/Screenshot-2023-05-29-at-10.57.59-300x125.png\" alt=\"Pascal Formula\" width=\"400\" height=\"167\" srcset=\"https:\/\/infinitylearn.com\/surge\/wp-content\/uploads\/2023\/05\/Screenshot-2023-05-29-at-10.57.59-300x125.png?v=1685338082 300w, https:\/\/infinitylearn.com\/surge\/wp-content\/uploads\/2023\/05\/Screenshot-2023-05-29-at-10.57.59.png?v=1685338082 442w\" sizes=\"(max-width: 400px) 100vw, 400px\" \/> <\/span><\/p>\n<p><span data-contrast=\"none\">Other common units of pressure include atmospheres (atm), millimetres of mercury (mmHg), and pounds per square inch (psi).<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\"> <\/span><\/p>\n<p><strong>Pressure in Fluids:<\/strong> <span data-contrast=\"none\">In fluids (liquids and gases), pressure is transmitted equally in all directions. This is known as Pascal&#8217;s principle. In a fluid at rest, pressure increases with depth due to the weight of the fluid above it. This is expressed by the equation:<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\"> <\/span><\/p>\n<p><strong>Pressure = Density \u00d7 Gravity \u00d7 Height <\/strong><\/p>\n<p><span data-contrast=\"none\">Where Density is the density of the fluid, Gravity is the acceleration due to gravity, and Height is the vertical distance from the surface.<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\"> <\/span><\/p>\n<p><span data-contrast=\"none\">Understanding pressure is crucial for many scientific and practical applications. It allows us to comprehend the behaviour of fluids, design effective systems, and evaluate the impact of pressure on structures and human health. Whether it&#8217;s exploring the depths of the ocean, predicting the weather, or maintaining our well-being, pressure is a concept that influences our understanding of the physical world around us.<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\"> <\/span><\/p>\n<div class=\"table-responsive\">\n<table class=\"table table-bordered table-striped\" cellspacing=\"0\" cellpadding=\"5\">\n<tbody>\n<tr style=\"background-color: #89cff0; color: black;\">\n<td style=\"text-align: center;\" colspan=\"2\"><strong>Also Check <\/strong><\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: center;\"><strong>Power Formula<\/strong><\/td>\n<td style=\"text-align: center;\"><a href=\"https:\/\/infinitylearn.com\/surge\/velocity-formula\/\"><strong>Velocity Formula<\/strong><\/a><\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: center;\"><a href=\"https:\/\/infinitylearn.com\/surge\/momentum-formula\/\"><strong>Momentum Formula<\/strong><\/a><\/td>\n<td style=\"text-align: center;\"><a href=\"https:\/\/infinitylearn.com\/surge\/average-speed-formula\/\"><strong>Average Speed Formula<\/strong><\/a><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<h3><span class=\"ez-toc-section\" id=\"Solved_examples_on_Pressure_Formula\"><\/span>Solved examples on Pressure Formula:<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><strong>Example 1:<\/strong><span data-contrast=\"none\"> A force of 500 Newton is applied to a circular surface with a diameter of 0.2 meters. Calculate the pressure exerted on the surface.<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559685&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\"> <\/span><\/p>\n<p><strong>Solution: <\/strong><\/p>\n<p><span data-contrast=\"none\">Given:<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\"> <\/span><\/p>\n<p><span data-contrast=\"none\">Force = 500 N<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\"> <\/span><\/p>\n<p><span data-contrast=\"none\">Diameter = 0.2 m<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\"> <\/span><\/p>\n<p><span data-contrast=\"none\">Step 1: Calculate the area of the circular surface.<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\"> <\/span><\/p>\n<p><span data-contrast=\"none\">Area = \u03c0 \u00d7 (radius)<\/span><span data-contrast=\"none\">2<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\"> <\/span><\/p>\n<p><span data-contrast=\"none\">Radius = Diameter \/ 2 = 0.2 m \/ 2 = 0.1 m<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\"> <\/span><\/p>\n<p><span data-contrast=\"none\">Area = \u03c0 \u00d7 (0.1 m)<\/span><span data-contrast=\"none\">2 <\/span><span data-contrast=\"none\">= 0.0314 m\u00b2<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\"> <\/span><\/p>\n<p><span data-contrast=\"none\">Step 2: Calculate the pressure.<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\"> <\/span><\/p>\n<p><span data-contrast=\"none\">Pressure = Force \/ Area<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\"> <\/span><\/p>\n<p><span data-contrast=\"none\">Pressure = 500 N \/ 0.0314 m\u00b2 \u2248 15,923.57 Pa<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\"> <\/span><\/p>\n<p><span data-contrast=\"none\">Therefore, the pressure exerted on the surface is approximately 15,923.57 Pascal (Pa).<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\"> <\/span><\/p>\n<p><strong>Example 2:<\/strong> <span data-contrast=\"none\">A block of wood is kept on a table. The mass of the wooden block is 500 grams and its dimensions are 5 cm \u00d7 3cm \u00d7 2 cm. Let us find the thrust and pressure exerted by it on the table if it is made to lie on it with its sides of dimensions (A) 5 cm \u00d7 3 cm and (B) 3 cm \u00d7 2 cm.<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559685&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\"> <\/span><\/p>\n<p><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\"><img loading=\"lazy\" class=\"alignnone wp-image-569273\" src=\"https:\/\/infinitylearn.com\/surge\/wp-content\/uploads\/2023\/05\/Screenshot-2023-05-29-at-10.58.11-300x110.jpg\" alt=\"Solved Examples\" width=\"400\" height=\"146\" srcset=\"https:\/\/infinitylearn.com\/surge\/wp-content\/uploads\/2023\/05\/Screenshot-2023-05-29-at-10.58.11-300x110.jpg?v=1685338096 300w, https:\/\/infinitylearn.com\/surge\/wp-content\/uploads\/2023\/05\/Screenshot-2023-05-29-at-10.58.11-1024x374.jpg?v=1685338096 1024w, https:\/\/infinitylearn.com\/surge\/wp-content\/uploads\/2023\/05\/Screenshot-2023-05-29-at-10.58.11-768x281.jpg?v=1685338096 768w, https:\/\/infinitylearn.com\/surge\/wp-content\/uploads\/2023\/05\/Screenshot-2023-05-29-at-10.58.11-1536x562.jpg?v=1685338096 1536w, https:\/\/infinitylearn.com\/surge\/wp-content\/uploads\/2023\/05\/Screenshot-2023-05-29-at-10.58.11.jpg?v=1685338096 1690w\" sizes=\"(max-width: 400px) 100vw, 400px\" \/> <\/span><\/p>\n<p><strong>Solution:  <\/strong><\/p>\n<p><span data-contrast=\"none\">Let us find the thrust and pressure exerted by the block on the table in each of the cases.<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\"> <\/span><\/p>\n<p><span data-contrast=\"none\">Thrust calculation:<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\"> <\/span><\/p>\n<p><span data-contrast=\"none\"><img loading=\"lazy\" class=\"alignnone wp-image-569274\" src=\"https:\/\/infinitylearn.com\/surge\/wp-content\/uploads\/2023\/05\/Screenshot-2023-05-29-at-10.58.25-300x137.png\" alt=\"Solved Examples 2 \" width=\"400\" height=\"183\" srcset=\"https:\/\/infinitylearn.com\/surge\/wp-content\/uploads\/2023\/05\/Screenshot-2023-05-29-at-10.58.25-300x137.png?v=1685338108 300w, https:\/\/infinitylearn.com\/surge\/wp-content\/uploads\/2023\/05\/Screenshot-2023-05-29-at-10.58.25-1024x468.png?v=1685338108 1024w, https:\/\/infinitylearn.com\/surge\/wp-content\/uploads\/2023\/05\/Screenshot-2023-05-29-at-10.58.25-768x351.png?v=1685338108 768w, https:\/\/infinitylearn.com\/surge\/wp-content\/uploads\/2023\/05\/Screenshot-2023-05-29-at-10.58.25.png?v=1685338108 1340w\" sizes=\"(max-width: 400px) 100vw, 400px\" \/><br \/>\nThe weight of the wooden block applies a thrust on the table. Since the weight of the box is the same in both the cases the value of thrust will also be the same. The thrust can be calculated as follows,<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\"> <\/span><\/p>\n<p><span data-contrast=\"none\">\ud835\udc47\u210e\ud835\udc5f\ud835\udc62\ud835\udc60\ud835\udc61<\/span><span data-contrast=\"none\"> = <\/span><span data-contrast=\"none\">\ud835\udc39<\/span><span data-contrast=\"none\"> = <\/span><span data-contrast=\"none\">\ud835\udc5a<\/span><span data-contrast=\"none\"> \u00d7 <\/span><span data-contrast=\"none\">\ud835\udc54<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\"> <\/span><\/p>\n<p><span data-contrast=\"none\">Where, \u2018m\u2019 is the mass of the block and \u2018g\u2019 is the acceleration due to gravity. The mass \u2018m\u2019 is 500 grams, which is equivalent to 0.5 kilograms and \u2018g\u2019 is 9.8 m\/s<\/span><span data-contrast=\"none\">2<\/span><span data-contrast=\"none\">.<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\"> <\/span><\/p>\n<p><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\"><img loading=\"lazy\" class=\"alignnone wp-image-569275\" src=\"https:\/\/infinitylearn.com\/surge\/wp-content\/uploads\/2023\/05\/Screenshot-2023-05-29-at-10.58.35-300x160.png\" alt=\"Thrust\" width=\"400\" height=\"213\" srcset=\"https:\/\/infinitylearn.com\/surge\/wp-content\/uploads\/2023\/05\/Screenshot-2023-05-29-at-10.58.35-300x160.png?v=1685338117 300w, https:\/\/infinitylearn.com\/surge\/wp-content\/uploads\/2023\/05\/Screenshot-2023-05-29-at-10.58.35.png?v=1685338117 652w\" sizes=\"(max-width: 400px) 100vw, 400px\" \/> <\/span><\/p>\n<p><span data-contrast=\"none\">Pressure calculation:<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\"> <\/span><\/p>\n<p><span data-contrast=\"none\">We can calculate the pressure in both the cars using the pressure formula,<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\"> <\/span><\/p>\n<p><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\"> <img loading=\"lazy\" class=\"alignnone wp-image-569276\" src=\"https:\/\/infinitylearn.com\/surge\/wp-content\/uploads\/2023\/05\/Screenshot-2023-05-29-at-10.58.51-300x103.png\" alt=\"Pressure Formula\" width=\"400\" height=\"138\" srcset=\"https:\/\/infinitylearn.com\/surge\/wp-content\/uploads\/2023\/05\/Screenshot-2023-05-29-at-10.58.51-300x103.png?v=1685338134 300w, https:\/\/infinitylearn.com\/surge\/wp-content\/uploads\/2023\/05\/Screenshot-2023-05-29-at-10.58.51.png?v=1685338134 458w\" sizes=\"(max-width: 400px) 100vw, 400px\" \/><\/span><\/p>\n<p><span data-contrast=\"none\">In case A, the area of the box in contact with the table is,<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\"> <\/span><\/p>\n<p><span data-contrast=\"none\"><img loading=\"lazy\" class=\"alignnone wp-image-569277\" src=\"https:\/\/infinitylearn.com\/surge\/wp-content\/uploads\/2023\/05\/Screenshot-2023-05-29-at-10.59.00-300x122.png\" alt=\"Area formula\" width=\"400\" height=\"163\" srcset=\"https:\/\/infinitylearn.com\/surge\/wp-content\/uploads\/2023\/05\/Screenshot-2023-05-29-at-10.59.00-300x122.png?v=1685338143 300w, https:\/\/infinitylearn.com\/surge\/wp-content\/uploads\/2023\/05\/Screenshot-2023-05-29-at-10.59.00.png?v=1685338143 588w\" sizes=\"(max-width: 400px) 100vw, 400px\" \/> <\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\"> <\/span><\/p>\n<p><span data-contrast=\"none\">We can calculate the pressure as follows:<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\"> <\/span><\/p>\n<p><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\"><img loading=\"lazy\" class=\"alignnone wp-image-569278\" src=\"https:\/\/infinitylearn.com\/surge\/wp-content\/uploads\/2023\/05\/Screenshot-2023-05-29-at-10.59.08-300x218.png\" alt=\"Pressure Solved Examples\" width=\"400\" height=\"290\" srcset=\"https:\/\/infinitylearn.com\/surge\/wp-content\/uploads\/2023\/05\/Screenshot-2023-05-29-at-10.59.08-300x218.png?v=1685338150 300w, https:\/\/infinitylearn.com\/surge\/wp-content\/uploads\/2023\/05\/Screenshot-2023-05-29-at-10.59.08.png?v=1685338150 576w\" sizes=\"(max-width: 400px) 100vw, 400px\" \/> <\/span><\/p>\n<p><span data-contrast=\"none\">We can also calculate the pressure in case B as follows: <\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\"> <\/span><\/p>\n<p><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\"> <img loading=\"lazy\" class=\"alignnone wp-image-569279\" src=\"https:\/\/infinitylearn.com\/surge\/wp-content\/uploads\/2023\/05\/Screenshot-2023-05-29-at-10.59.18-226x300.png\" alt=\"Pressure Final Answer\" width=\"400\" height=\"530\" srcset=\"https:\/\/infinitylearn.com\/surge\/wp-content\/uploads\/2023\/05\/Screenshot-2023-05-29-at-10.59.18-226x300.png?v=1685338161 226w, https:\/\/infinitylearn.com\/surge\/wp-content\/uploads\/2023\/05\/Screenshot-2023-05-29-at-10.59.18.png?v=1685338161 718w\" sizes=\"(max-width: 400px) 100vw, 400px\" \/><\/span><\/p>\n<p><span data-contrast=\"none\">Hence, the pressure in case B is much more than that in case A. This is because the area of contact is lesser in case B.<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\"> <\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Frequently_Asked_Questions_on_Pressure_Formula\"><\/span>Frequently Asked Questions on Pressure Formula<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\t\t<section class=\"sc_fs_faq sc_card \">\n\t\t\t<div>\n\t\t\t\t<h3><span class=\"ez-toc-section\" id=\"What_is_pressure\"><\/span>What is pressure? <span class=\"ez-toc-section-end\"><\/span><\/h3>\t\t\t\t<div>\n\t\t\t\t\t\t\t\t\t\t<p>\n\t\t\t\t\t\tPressure is the force applied per unit area on a surface. It is a measure of how much force is distributed over a given area. \t\t\t\t\t<\/p>\n\t\t\t\t<\/div>\n\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"sc_fs_faq sc_card \">\n\t\t\t<div>\n\t\t\t\t<h3><span class=\"ez-toc-section\" id=\"What_are_the_SI_units_of_pressure\"><\/span>What are the SI units of pressure? <span class=\"ez-toc-section-end\"><\/span><\/h3>\t\t\t\t<div>\n\t\t\t\t\t\t\t\t\t\t<p>\n\t\t\t\t\t\tThe SI unit of pressure is the Pascal (Pa), which is equal to one Newton per square meter (N\/m\u00b2). Other common units include atmospheres (atm), millimetres of mercury (mmHg), and pounds per square inch (psi). \t\t\t\t\t<\/p>\n\t\t\t\t<\/div>\n\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"sc_fs_faq sc_card \">\n\t\t\t<div>\n\t\t\t\t<h3><span class=\"ez-toc-section\" id=\"How_is_pressure_calculated\"><\/span>How is pressure calculated? <span class=\"ez-toc-section-end\"><\/span><\/h3>\t\t\t\t<div>\n\t\t\t\t\t\t\t\t\t\t<p>\n\t\t\t\t\t\tPressure is calculated by dividing the force applied on a surface by the area over which the force is distributed. The formula for pressure is: Pressure = Force \/ Area. \t\t\t\t\t<\/p>\n\t\t\t\t<\/div>\n\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"sc_fs_faq sc_card \">\n\t\t\t<div>\n\t\t\t\t<h3><span class=\"ez-toc-section\" id=\"What_is_the_difference_between_gauge_pressure_and_absolute_pressure\"><\/span>What is the difference between gauge pressure and absolute pressure? <span class=\"ez-toc-section-end\"><\/span><\/h3>\t\t\t\t<div>\n\t\t\t\t\t\t\t\t\t\t<p>\n\t\t\t\t\t\tGauge pressure is the pressure measured relative to atmospheric pressure, while absolute pressure is the total pressure, including atmospheric pressure. Absolute pressure is measured with respect to a perfect vacuum. \t\t\t\t\t<\/p>\n\t\t\t\t<\/div>\n\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"sc_fs_faq sc_card \">\n\t\t\t<div>\n\t\t\t\t<h3><span class=\"ez-toc-section\" id=\"How_does_pressure_change_with_depth_in_a_fluid\"><\/span>How does pressure change with depth in a fluid? <span class=\"ez-toc-section-end\"><\/span><\/h3>\t\t\t\t<div>\n\t\t\t\t\t\t\t\t\t\t<p>\n\t\t\t\t\t\tIn a fluid at rest, pressure increases with depth. This is due to the weight of the fluid above, causing an increase in the force exerted on a given area at greater depths. \t\t\t\t\t<\/p>\n\t\t\t\t<\/div>\n\t\t\t<\/div>\n\t\t<\/section>\n\t\t\n<script type=\"application\/ld+json\">\n\t{\n\t\t\"@context\": \"https:\/\/schema.org\",\n\t\t\"@type\": \"FAQPage\",\n\t\t\"mainEntity\": [\n\t\t\t\t\t{\n\t\t\t\t\"@type\": \"Question\",\n\t\t\t\t\"name\": \"What is pressure? \",\n\t\t\t\t\"acceptedAnswer\": {\n\t\t\t\t\t\"@type\": \"Answer\",\n\t\t\t\t\t\"text\": \"Pressure is the force applied per unit area on a surface. It is a measure of how much force is distributed over a given area.\"\n\t\t\t\t\t\t\t\t\t}\n\t\t\t}\n\t\t\t,\t\t\t\t{\n\t\t\t\t\"@type\": \"Question\",\n\t\t\t\t\"name\": \"What are the SI units of pressure? \",\n\t\t\t\t\"acceptedAnswer\": {\n\t\t\t\t\t\"@type\": \"Answer\",\n\t\t\t\t\t\"text\": \"The SI unit of pressure is the Pascal (Pa), which is equal to one Newton per square meter (N\/m\u00b2). Other common units include atmospheres (atm), millimetres of mercury (mmHg), and pounds per square inch (psi).\"\n\t\t\t\t\t\t\t\t\t}\n\t\t\t}\n\t\t\t,\t\t\t\t{\n\t\t\t\t\"@type\": \"Question\",\n\t\t\t\t\"name\": \"How is pressure calculated? \",\n\t\t\t\t\"acceptedAnswer\": {\n\t\t\t\t\t\"@type\": \"Answer\",\n\t\t\t\t\t\"text\": \"Pressure is calculated by dividing the force applied on a surface by the area over which the force is distributed. The formula for pressure is: Pressure = Force \/ Area.\"\n\t\t\t\t\t\t\t\t\t}\n\t\t\t}\n\t\t\t,\t\t\t\t{\n\t\t\t\t\"@type\": \"Question\",\n\t\t\t\t\"name\": \"What is the difference between gauge pressure and absolute pressure? \",\n\t\t\t\t\"acceptedAnswer\": {\n\t\t\t\t\t\"@type\": \"Answer\",\n\t\t\t\t\t\"text\": \"Gauge pressure is the pressure measured relative to atmospheric pressure, while absolute pressure is the total pressure, including atmospheric pressure. Absolute pressure is measured with respect to a perfect vacuum.\"\n\t\t\t\t\t\t\t\t\t}\n\t\t\t}\n\t\t\t,\t\t\t\t{\n\t\t\t\t\"@type\": \"Question\",\n\t\t\t\t\"name\": \"How does pressure change with depth in a fluid? \",\n\t\t\t\t\"acceptedAnswer\": {\n\t\t\t\t\t\"@type\": \"Answer\",\n\t\t\t\t\t\"text\": \"In a fluid at rest, pressure increases with depth. This is due to the weight of the fluid above, causing an increase in the force exerted on a given area at greater depths.\"\n\t\t\t\t\t\t\t\t\t}\n\t\t\t}\n\t\t\t\t\t\t]\n\t}\n<\/script>\n\n","protected":false},"excerpt":{"rendered":"<p>Pressure is a fundamental concept in physics and fluid mechanics that plays a crucial role in understanding the behavior of [&hellip;]<\/p>\n","protected":false},"author":43,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_yoast_wpseo_focuskw":"","_yoast_wpseo_title":"Pressure Formula - Properties, Solved Examples & FAQs | Infinity Learn","_yoast_wpseo_metadesc":"Pressure is a fundamental concept in physics and fluid mechanics that plays a crucial role in understanding the behavior of gases, liquids, and solids","custom_permalink":"formulas\/pressure-formula\/"},"categories":[8438,8521],"tags":[],"table_tags":[],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v17.9 - 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