a body moving with initial velocity of 5m/s undergoes a uniform acceleration. after 5 seconds it's velocity becomes 25m/s. then average velocity of the body is?
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Initial velocity u=5 m/s
Final velocity v=25 m/s
Time t=5 s
Using v=u+at
Or 25=5+a×5
⟹ a=4 m/s2
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