Question

A body of mass 10kg is moving on a rough level plane with a constant speed of 4ms-1.
1.how many minimum no. of forces are acting on it? Explain your answer.
2. If a force of 20N is now applied on the body for 2s in the direction of motion, calculate its speed after 2s.
3.how much distance will it travel in these 2seconds?

Answer 1

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Answer 2

a body of mass 10 kilogram is moving on a rough level plane with a constant speed by the minimum number of forces are acting on it