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14. A pendulum bob of mass 50 g is suspended from theceiling of an elevator. Find the tension in the string ifthe elevator (a) goes up with acceleration 1.2 m/s(b) goes up with deceleration 1.2 m/s , (e) goes up withuniform velocity, (d) goes down with acceleration1-2 m/s , (e) goes down with deceleration 1.2 m/s and4fi goes down with uniform velocity

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