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What is the angular speed of the minute hand of the clock in degrees per second?

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Important Questions on Circular Motion

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A particle is describing the circular path of radius 20 m in every 2 s. The average angular speed of the particle during 4 s is
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Angular velocity of hour arm of a clock, in rad s-1, is
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A body moves with constant angular velocity on a circle. Magnitude of angular acceleration is,
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A wheel having a diameter of 3 m starts from rest and accelerates uniformly to an angular velocity of 210 rpm in 5 seconds. Angular acceleration of the wheel is,
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Select the wrong statement.
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A particle moves along a circle with a uniform speed v. After the position vector has made an angle of 30° with the reference position, its speed will be,
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A car is moving at a speed of 72 km hr-1. The diameter of its wheel is 0.5 m. If the wheels are stopped in 20 rotations applying brakes, then angular retardation produced by the brakes would be,
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A particle is having a circular motion in a horizontal plane. It has an angular velocity of 10Ï€ rad s-1 at the end of 2 s increases with constant angular acceleration to an angular velocity of  15Ï€ rad s-1 at the end of 4 s. The angular acceleration of the particle is