Fewpal
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The heart of a man pumps 5 L of blood through the arteries per minute at a pressure of 150 mm of mercury. If the density of mercury be 13.6 x 103 kg/ m3 and g = 10 m/s2, then the power of heart in watt is

(a) 1.70

(b) 2.35

(c) 3.0

(d) 1.50 

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Given, pressure = 150 mm of Hg

Pumping rate of heart of a man

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