A bullet with muzzle velocity 10√10 ms is to be shot at a target 50 m away in the same horizontal line. The height above the target must the rifle to be aimed so that the bullet will hit the target
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Time taken by bullet to reach the target
T = Distance / Speed
= 50 / 10√10
= √2.5 seconds
Height above the target should be
H = 0.5gT^2
= 0.5 × 10 × (√2.5)^2
= 5 × 2.5
= 12.5 m
Height above the target should be 12.5 m
T = Distance / Speed
= 50 / 10√10
= √2.5 seconds
Height above the target should be
H = 0.5gT^2
= 0.5 × 10 × (√2.5)^2
= 5 × 2.5
= 12.5 m
Height above the target should be 12.5 m
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