Electric motor rotating a workshop grinding wheel
An electric motor rotating a workshop grinding wheel at a rate of 85 rev/min is switched off. Assume the wheel has a constant negative angular acceleration of magnitude 2.20 rad/s2.
(a) How long does it take for the grinding wheel to stop?
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An electric motor rotating a workshop grinding wheel at a rate of 85 rev/min is switched off. Assume the wheel has a constant negative angular acceleration of magnitude 2.20 rad/s2
Calculate the grams of NaOH present in 6.5 mL of a 6.0% (m/v) NaOH
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Two crewman pull a raft through a lock, one crewman pulls with a force of 130 newtons at an angle of 34 degrees, the other pulls pulls at an angle of 45 degrees, with what force must the second crewman pull so that the net force of crewman is in t
Ascorbic acid is often used to keep dried fruits from browning. From what you have learned by doing the experiment, how can you explain the ability of ascorbic acid to function the bleaching agent?
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