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a mass of 0.2 kg is whirled at 12 revolutions in 2 sec in a horizontal circle at the end of o string0.8m long.(a)angular velocity (b)linear velocity (c) central acceleration (d) central force

  • science - ,

    angular velocity= angle/time=12*2PI/2 rad/sec

    linear velocity= r*angularvelocity

    central acceleration= w^2 * r

    force= mass* centralacceleration

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