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What minimum power rating must a water pump have if needs to raise water at 20 kg per minute from a depth of 9 m?
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Q19: If you take the derivative of the
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Q28: A Blackhawk helicopter is winching up an
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Q65: For uniformly accelerated motion, which of the
Q68: What angle does the vector 1<img src="https://d2lvgg3v3hfg70.cloudfront.net/TB6080/.jpg"
Q76: For this problem, assume no friction. A
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