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Heat engine uses thermal energy flowing from a heat source that is 225 k to a cold sink that is 50 k. what is the approximate efficiency of the heat engine?
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Which one of the following terms is used to indicate the natural tendency of an object to remain at rest or in motion at a constant speed along a straight line? velocity acceleration equilibrium force inertia
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What is friction? how does it affect the motion of an object?
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Heat engine uses thermal energy flowing from a heat source that is 225 k to a cold sink that is 50 k...
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