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## Joey drags his 25kg brother across the floor with a force of 12 N to the right at a constant velocity. Determine the normal force and the f

Question

Joey drags his 25kg brother across the floor with a force of 12 N to the right at a constant velocity. Determine the normal force and the frictional force applied to the little brother. Draw the force diagram before solving the problem.

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Physics
2 months
2021-08-02T09:41:36+00:00
2021-08-02T09:41:36+00:00 1 Answers
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## Answers ( )

Since the velocity is constant, using Newton’s First and Third Laws we know that the Friction and the Force are equal. So the friction is -12 Newtons.

Now the Normal Force (N) is also equal to the weight since the body is at a perfect balance.

So Weight is m*g = 25*10 = 250N

So N=250N