a mass of m = 20 kg was dropped onto the Earth. Assuming that the force of air resistance to the movement of the load varies in proportion to the speed, determine after what time interval Δt the acceleration of the movement of the load will be equal to one third of the acceleration of gravity. (Coefficient of resistance to movement k = 10 kg / s).

a mass of m = 20 kg was dropped onto the Earth. Assuming that the force of air resistance to the movement of the load varies in proportion to the speed, determine after what time interval Δt the acceleration of the movement of the load will be equal to one third of the acceleration of gravity. (Coefficient of resistance to movement k = 10 kg / s).

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Principles of Physics: A Calculus-Based Text

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Author:Raymond A. Serway, John W. Jewett

Publisher:Raymond A. Serway, John W. Jewett

Chapter5: More Applications Of Newton’s Laws

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Newton's Second Law

Newton’s laws of motion describe the relationship between the motion of an object and forces acting on it. Newton’s law of motion has two types as follows:

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From a great height, a mass of m = 20 kg was dropped onto the Earth. Assuming that the force of air resistance to the movement of the load varies in proportion to the speed, determine after what time interval Δt the acceleration of the movement of the load will be equal to one third of the acceleration of gravity. (Coefficient of resistance to movement k = 10 kg / s).

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