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A mass of mass m, experiences a viscous drag, F and an upthrust, U as he descend...


Question

A mass of mass m, experiences a viscous drag, F and an upthrust, U as he descends towards the ground at a steady velocity, Using a parachute. If the acceleration of free fall is g, which of the following expressions is correct?

Options

A) FU = mg

B) U + F - mg = 0

C) U - F = mg

D) F - U - mg = 0


The correct answer is B.


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