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Một xe tải có bánh xe có đường kính 80cm, chuyển động đều. Tính chu kì, tần số, tốc độ góc của đầu van xe
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Acar jack with a mechanical advantage of 6 needs to produce an output force of 600 n to raise a car. what input force is required? 6 n 100 n 600 n 3,600 n
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Question 1(multiple choice worth 2 points) in order to be considered work, the components that must be present are • a force and a movement in the same direction as the force an action which causes movement and an opposite reaction an action which causes no movement or reaction a force and a movement in the opposite direction of the force
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Một xe tải có bánh xe có đường kính 80cm, chuyển động đều. Tính chu kì, tần số, tốc độ góc của đầu v...
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