Starting from rest, a particle is constrained to move in a circle of radius 4m. The tangential acceleration is at=9ms2. How long will it take to rotate 45º?
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a particles is moving with the constant angular acceleration of 4rad/s2 in carcular path. at time t=0, the particles we at rest. find the time at which the magnitude of centripetal acceleration and tangential acceleration are equal
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