The blades of a fan running at low speed turn at 200


The blades of a fan running at low speed turn at 200 rpm.When the fan is switched to high speed, the rotation rate increasesuniformly to 340 rpm in 5.75 s.

(a) What is the magnitude of the angular acceleration of the blades?

(b) How many revolutionsdo the blades go through while the fan is accelerating?

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Physics: The blades of a fan running at low speed turn at 200
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