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At the height 80 m, an aeroplane is moving with 150 ms-1.  A bomb is dropped from it so as to hit a target. At what distance from the target should the bomb be dropped? (Take, g = 10 ms-2

a
605.3 m
b
600 m
c
80 m
d
230 m

detailed solution

Correct option is A

The horizontal distance covered by bomb,BC=vH×2hg=1502×8010=600 m∴ The distance of target from dropping point of bomb,AC=(AB)2+(BC)2=(80)2+(600)2=605.3 m

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