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Physics, 17.10.2020 14:01 Eltravieso
1. A rock is dropped from the Empire State Building. If the building is 300 m tall, how long will it take for the rock to hit the ground?
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Under the action of a constant force an object accelerates at 7.8 m/s2. what will the acceleration be if (a) the force is halved? (b) the object's mass is halved? (c) the force and the object's mass are both halved? (d) the force is halved and the object's mass is doubled?
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Physics, 22.06.2019 18:30, aROSSconpollo
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Physics, 22.06.2019 22:00, kelsea86
The pilot of a helicopter hovers at an altitude of 1200 feet over a park. the angle of depression to the base of a statue is 17 degrees. the angle of depression to the nearest park exit, in line with the statue, is 14 degrees. to the nearest foot, what is the distance from the statue to the exit?
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1. A rock is dropped from the Empire State Building. If the building is 300 m tall, how long will it...
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