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v-t Graph

For a body of...

Question

For a body of 50kg mass, the velocity time graph is shown in figure. Then force acting on the body is :-

A

25N

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B

50N

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C

12.5N

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D

100N

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Solution

The correct option is B 50N
slope of v-t graph shows the acceleration.
acceleration of body by given graph $= \frac{2 - 0}{2 - 0} = 1 m / s^{2}$
force $= m \times a = 50 \times 1 = 50 N$

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