Derivation of Velocity-Time Relation by Graphical Method
A body rises ...
Question
A body rises vertically up to a height of 125 m in 5 s and then comes back at the point of projection. Find the average velocity of the body. Given s= 125 m, t=5 s.
A
25 m/s
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B
625 m/s
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C
5 m/s
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D
0 m/s
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Solution
The correct option is C 0 m/s Averagevelocity=displacementtime Since displacement is zero, average velocity = 0.