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Physics, 21.06.2019 18:00
Assuming weightless pulleys and 100% efficiency, what is the minimum input force required to lift a 120 n weight using a single fixed pulley?
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Physics, 22.06.2019 08:30
What properties of a moving object are used in determining the object's energy of motion
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Physics, 22.06.2019 18:30
Aheavy piece of hanging sculpture is suspended by a90-cm-long, 5.0 g steel wire. when the wind blows hard, the wire hums at its fundamental frequency of 80hz. what is the mass of the sculpture?
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Physics, 22.06.2019 21:00
Describe how the motion of a spring being pushed forward and backward is similar to the motion of air particles in a sound wave.
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History, 06.04.2021 01:00
History, 06.04.2021 01:00
Mathematics, 06.04.2021 01:00
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Social Studies, 06.04.2021 01:00