1.

An electric fan has blades of length 30 cm mea-sured from the axis of rotation. If the fan is rotat-ing at 120 rpm, the acceleration of a point on thtip of the blade is(1) 1600 ms-2(3) 23.7 ms-2(2) 47.4 ms(4) 50.55 ms-2

Answer»

since the rotation is 120 rpm jntead of 1200 in the solution, fhe correct option will be (b) 47.4m/s^2



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