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Q.

10,000 small balls, each weighing Question Image, strike one square Question Image of area per second with a velocity Question Image in a normal direction and rebound with the same velocity. The value of pressure on the surface will be:


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a

Question Image

b

Question Image

c

Question Image

d

Question Image 

answer is D.

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Detailed Solution

Concept- Mathematical formulas and ideas can be used to overcome the aforementioned issue. The expression for momentum change as well as the force and pressure acting on the surface are included in the formulae. We are given certain fundamental details like the quantity of balls, the degree of velocity, and the weight of each ball. These numbers can be used as substitutes in the formulae to get the desired result.
Question ImageQuestion ImageHence, the correct answer is 4.
 
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