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The 1800 kg tractor exerts a force of 17500N backward on the pavement, and the system experiences forces resisting motion that
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The 1800 kg tractor exerts a force of 1.75 104 N backward on the pavement, and the system experiences forces resisting motion
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2. 4,370 views
An organ pipe that is closed at one end has a fundamental frequency of 122 Hz. There is a leak in the church roof, and some
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