An Object with Mass M Is Dropped from Rest and We

question 50

Essay

An object with mass m is dropped from rest and we assume that the air resistance is proportional to the speed of the object. If is the distance dropped after t seconds, then the speed is and the acceleration is . If g is the acceleration due to gravity, then the downward force on the object is , where c is a positive constant, and Newton's Second Law gives .
Find the limiting velocity.

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