Hockey player makes a slap shot
A hockey player makes a slap shot exerting a force of 30 N on a 0.115 kg hockey puck for 0.16 seconds. How fast is it moving after he hit the puck assuming it started from rest?
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The radius of gyration of the wheel is 0.3 m. A 1.2 kg mass hangs at the end of a cord that is wound around th rim of the wheel. This mass falls and causes the wheel to rotate. What is the acceleration of the falling mass and the tension in the co
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Calculate (a) the coal firing rate in lb/hr, (b) the fuel gas flow rate in scfm, and (c) the SO2 removal efficiency needed to meet a standard of 1.4 lb/MWh gross electrical energy output.
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