A grindstone, initially at rest, is given a constant angular acceleration so that it makes 5 rev in the first 10 s. What is its angular acceleration?
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A grindstone, initially at rest, is given a constant
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- A blade with a 0.25 m radius starts from rest and rotates with an accleration of 0.25 rad/s2. what is its angular velocity after 10s?Starting from rest, a wheel with a radius of 0.39 m begins to roll across the ground in a straight line under a constant angular acceleration of 5 rad/s2. What is the speed of the wheel in m/s after it has rotated through 14.8 full revolutions?The angular speed of an automobile engine is increased from 1130.0 rev/min to 1475.0 rev/min in 19.0 s. What is its angular acceleration in rev/min2, assuming it to be uniform?
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