According to a simplified model of a mammalian heart, at each pulse, approximately 20 g of blood is accelerated from 0.26 m/s to 0.35 m/s during a period of 0.10 s.
What is the magnitude of the force exerted by the heart muscle?
Express your answer to two significant figures and include the appropriate units.
F= ______ units
I got 0.02N but it is wrong.
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