A block is projected with speed 20m/s on a rough horizontal surface. The coefficient of friction between the surface varies with time as shown in figure. The speed of body at the end of 4 second will be

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Eshan · Answer

Dear student, Area under the curve multiplied by will give the change in momentum in that time. Hence Hence final speed=

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A block is projected with speed 20m/s on a rough horizontal surface. The coefficient of friction between the surface varies with time as shown in figure. The speed of body at the end of 4 second will be

A block is projected with speed 20m/s on a rough horizontal surface. The coefficient of friction between the surface varies with time as shown in figure. The speed of body at the end of 4 second will be

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