A gun could hit a target from a distance 120 km. If the gun was adjusted for maximum range, what was the muzzle velocity of the gun?
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Considering the horizontal component of motion enables us to find the time of flight:
t=sv
t=100250=0.04s
From the vertical component we get:
s=12gt2
s=12×9.8×0.042
s=0.00784m=0.784cm
t=sv
t=100250=0.04s
From the vertical component we get:
s=12gt2
s=12×9.8×0.042
s=0.00784m=0.784cm
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