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A flywheel has a speed of 300rpm, what is the peripheral speed if it's diameter is 20cm
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The earth remains in orbit around the sun due to the force of gravity. how does the force of gravity exerted by the sun on the earth compare to the force of gravity exerted by the earth on the sun?
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If a refrigerator is a heat pump that follows the first law of thermodynamics, how much heat was removed from food inside of the refrigerator if it released 380j of energy to the room?
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A flywheel has a speed of 300rpm, what is the peripheral speed if it's diameter is 20cm...
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