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ALLEA uniform circular disc of radius 50 cm at rest isfree to turn about an axis which is perpendicularto its plane and passes through its centre. It issubjected to a torque which produces a constantangular acceleration of 2.0 rad/s2. Its netacceleration in m/s" at the end of 2.0 s isapproximately(1) 8.0 (2) 7.0 (3) 6.0 (4) 3.0

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