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If a stone of mass 2 kg is tied to a ine...

If a stone of mass 2 kg is tied to a inextensible string of length 2 m is whirling in a circular path of radius L in vertical plane at uniform speed. If the ratio of maximum tension to minimum tension in the string is 3. Then, the speed of stone at highest point of circle is ...... m/s

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6.3
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