Physics, 22.06.2021 21:00 skywil8981
A flywheel in a motor is spinning at 510 rpm when a power failure suddenly occurs. The flywheel has mass 40.0 kg and diameter 75.0 cm . The power is off for 40.0 s , and during this time the flywheel slows down uniformly due to friction in its axle bearings. During the time the power is off, the flywheel makes 210 complete revolutionsAt what rate is the flywheel spinning when the power comes back on(in rpm)
Answers: 2
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A flywheel in a motor is spinning at 510 rpm when a power failure suddenly occurs. The flywheel has...
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