A displacement-time graph of a body moving with uniform velocity is shown in the figure. Find out its velocity and its displacement at the end of 5 seconds.

Foundation

Physics Foundation

graph in motion

Question

10 m/s, 15 m

5 m/s, 15 m

3m/s, 15 m

15 m/s, 15 m

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From observing the graph, we say that displacement of the body at the end of 5 seconds is 15.

Slope of the displacement - time graph gives the velocity of the body.

So, velocity of body

v = slope = \frac{15 - 0}{5 - 0} = 3 m / s