Physics, 14.04.2020 22:16 NasirKA7372
The potential energy of an object suspended 100 ft above the earth is known to be 10 J. What would be the potential energy (in joules) of a second object suspended 100 ft above the earth if the mass of the second object is twice the mass of the first object?
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Physics, 22.06.2019 04:30
In a system, when potential energy decreases, then entropy also decreases. true false
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Physics, 22.06.2019 08:40
Apulley system is used to lift a 2,000 newton engine up a distance of 3 meters. the operator must apply a force of 250 newtons to the chain of the pulley system to lift the motor. to lift the engine 3 meters, the operator must pull a total of 30 meters of chain through the pulley system. what is the value of di?
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Physics, 22.06.2019 10:30
Agroup of students were investigating the force of gravity. they began by dropping a foam ball from a height of 3 meters into a bucket of sand. the ball hit the sand in 0.306 seconds. they dropped additional balls of approximately the same diameter, but of different masses. here is the data they collected. based on this experiment and the collected data, what would their conclusion be?
Answers: 1
The potential energy of an object suspended 100 ft above the earth is known to be 10 J. What would b...
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