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A rifle with a muzzle velocity of 100m//...

A rifle with a muzzle velocity of `100m//s` shoots a bullet at small target `30m` away in the same horizontal line. How high above the target must the gun be aimed so that the bullet will hit the target. (Hint: use small angle approximation.)

A

0.45 m

B

0.60 m

C

0.75 m

D

0.90 m

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The correct Answer is:
A
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