Question

The velocity time graph of particle moving along a straight line is shown below find the average velocity of the particle in kilometre per hour​

Answer 1

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average velocity is 25m/s so distance will be 25×20=500m

now finding area of the graph between velocity and time graph we get

area of two triangles + area of rectangle.

2.

2

1

t.5.t+(25−2t).5t=500=>t

2

−25t+100

=>t=5

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