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a plane is moving horizontally at the speed of 90km/hr and is located 4.5km above the ground. during the flight, a bomb is dropped.?
a plane is moving horizontally at the speed of 90km/hr and is located 4.5km above the ground. during the flight, a bomb is dropped. what is the horizontal distance travel,,ed by the bomb before it reaches the ground?
1 Answer
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- Anonymous2 years ago
x = v t
y = y0 - 1/2 g t^2
then
t = [2 (y0 - y) / g]^1/2 = [2*(4500 - 0) / 9.81]^1/2 =30.29 s
x = (90/3.6)*30.29 = 757.23 m
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