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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 16:00
What is friction? how does it affect the motion of an object?
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Physics, 23.06.2019 14:00
If the wavelength is tripled, while the speed of the wave is held constant, what happens to the frequency?
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Physics, 23.06.2019 15:30
Agroup of physics students hypothesize that for an experiment they are performing, the speed of an object sliding down an inclined plane will be given by the expression.
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Cylindrical container is to be constructed to be open at the top with a volume of 27π cubic meters u...
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