Physics, 27.11.2021 02:20 meramera50
A boy standing on a bridge 150m above the canyon floor throws a stone downward with a speed of 20.0m/s.
A) with what velocity will it hit the ground?
B) How long will it take to descend?
Answers: 2
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What is the magnitude of the acceleration vector which causes a particle to move from velocity ā5iā2j m/s to ā6i+ 7j m/s in 8 seconds. answer in m/s.
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Two pans of a balance are 24.1 cm apart. the fulcrum of the balance has been shifted 1.33 cm away from the center by a dishonest shopkeeper. by what percentage is the true weight of the goods being marked up by the shopkeeper? assume the balance has negligible mass. answer in units of %.
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Ethanol has a heat of vaporization of 38.56 kj/mol and a normal boiling point of 78.4 c. what is the vapor pressure of ethanol at 14 c?
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A boy standing on a bridge 150m above the canyon floor throws a stone downward with a speed of 20.0m...
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