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Standard X

Physics

Newton's Second Law

A retarding f...

Question

A retarding force of 20 N is applied on a body of mass 2 kg moving at 150 m/s for 10 seconds. Calculate the velocity and the displacement of the body at the end of 10 seconds. What will the displacement of the body 5 seconds after the force is removed.

5 ms^-1 , 1000 m, 25 m

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50 ms^-1 , 500 m, 250 m

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50 ms^-1 , 1000 m, 220 m

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50 ms^-1 , 1000 m, 200 m

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50 ms^-1 , 1000 m, 250 m

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Solution

The correct option is E
50 ms^-1 , 1000 m, 250 m

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A retarding force of 20 N is applied on a body of mass 2 kg moving at 150 m/s for 10 seconds. Calculate the velocity and the displacement of the body at the end of 10 seconds. What will the displacement of the body 5 seconds after the force is removed.

The correct option is E 50 ms-1 , 1000 m, 250 m

The correct option is E
50 ms^-1 , 1000 m, 250 m