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Physics, 28.07.2021 04:30 plb2007

An electric fan is running on HIGH. After fan has been running for 1.3 minutes, the LOW button is pushed. The fan slows down to 109 rad/sec in 1.87 seconds. The blades of the fan have a diameter of 6.7 meters and their deceleration rate is 4.7 rad/sec2. What was the initial angular speed of the fan in rev/sec?
ωi =

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An electric fan is running on HIGH. After fan has been running for 1.3 minutes, the LOW button is pu...

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