What is the minimum work done by the heart to pump 310 g of blood from a person's foot to his heart 1.5 m away? Use g = 10 m/s2.

Given values:

As we know,

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By putting the values, we get

Learn more about work done here:

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Explanation:

Mass(m)=310g=0.31kg

Distance(h)=1.5m

Acceleration due to gravity (g)=10m/s^2

Work=m x g x h

Work=0.31 x 10 x 1.5

Work=4.65joules

answer; i believe that the correct answer is (d) a very small amount of mass

like poles repel so keep pushing north to north and repels funny to see this