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1) The angular velocity of a wheel is 70 rad/sec. If the radius of the wheel is 0.5 m, then linear velocity of the wheel is:

{answer should come 35 m/s}

2) The angular displacement of the minute hand of a clock in 20 minutes is:

{answer should come radian}

3) If the frequency of a particle performing circular motion increases from 60 rpm to 180 rpm in 20 seconds, its angular acceleration is :

{answer should come 0.6284 }

4) A flywheel rotates at a constant speed of 2400 rpm. The angle described by the shaft in radian in one second is :

{answer should come 80 }

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by jafiya

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