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Questions  

A body is projected vertically upwards with a velocity of 40 m/s from a truck moving horizontally with velocity V. At the end of time of flight of the body the distance covered by the truck is 128 m. Find V

a
8 m/s
b
16 m/s
c
24 m/s
d
30 m/s

detailed solution

Correct option is B

Time of flight, T=2ug∴ VT=S⇒V×2×4010=128⇒V=16 m/s

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