Questions
A 1.0 HP motor pumps out water from a well of depth 20m and fills a water tank of volume 2238 litres at a height of 10m from the ground. The running time of the motor to fill the emptytank is (g = 10 ms-2)
detailed solution
Correct option is C
P = 746 wt = 15 minTalk to our academic expert!
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The heart of a man pumps 5 litres of blood through the arteries per minute at a pressure of 150 mm of mercury. If the density of mercury be then the power of heart in watt is:
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