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A doctor counts 84 heartbeats in one minute. What are the period and frequency of the heart's oscillations?
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The of a machine determines its "usefulness." a. input force b. output force c. mechanical advantage
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If 21.2 kcals of energy is released by this reaction, how many kj does the reaction release? (1 cal 4.184 j)
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You are given two vectors a⃗ =−3.00ι^ 5.00j^ and b⃗ =5.00ι^ 2.00j^. let the counterclockwise angles be positive.
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Arowboat passenger uses an oar to push the boat off the dock by exerting a force of 40n for 3.0s. what impulse acts on the boat.
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A doctor counts 84 heartbeats in one minute. What are the period and frequency of the heart's oscill...
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