An electric fan has blades of length 30 cm neasured from the axis of rotation. If the fanrotating at 120 rev/min. the acceleration of a point on the tip if the blade is

An electric fan has blades of length 30 cm neasured from the axis of rotation. If the fan rotating at 120 rev/min. the acceleration of a point on the tip of the blade is (a) 1600ms^(-2) (b) 47.4ms^(-2) (c) 23.7ms^(-2) (d) 50.55ms^(-2)

An electric fan has blades of length 30 cm as measured from the axis of rotation. If the fan is rotating at 1200 rpm, find the acceleration of a point on the tip of a blade.

An electric fan has blades of length 30 cm as measured from the axis of rotation. If the fan is rotating at 1200 rpm , find the acceleration of a point on the tip of a blade.

An electric fan has blades of length 30 cm as measured from the axis of rotation. If the fan is rotating at 1200 rpm , find the acceleration of a point on the tip of a blade.

An electric fan has blades of length 30 cm as measured from the axis of rotation .If the fan is rotating at 1200 r.p.m., then the acceleration of a point on the tip of the blade is ("take" pi^(2)=10)

A helicopter has metallic blades with a length pf 3 m extending outward from a central hub and rotating at 2rev//s . If the vertical component of the earht's magnetic field is 50 mu T , then the emf induced between the blade tip and the centre hub is

Ten seconds after an electric fan is turned on, the fan rotates at 300 rev/min. Its average angular acceleration is

Ten seconds after an electric fan is turned on, the fan rotates at 300 rev/min. Its average angular acceleration is

The blades of an aeroplane propeller are 2m long and rotate at the rate of 300rpm Calculate (i) the frequency (ii) the period of rotation (iii) the angular velocity (iv) the linear velocity of a point 0.5m from the tip of the blade .