A 2 kg stone at the end of a string 1 m long is whirled in a vertical circle at a constant speed. The speed of the stone is 4 m/sec. The tension in the string will be 52 N, when the stone is
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Verified by ExpertsThe correct answer is:
B
and 
It is clear that 52 N tension will be at the bottom of the circle. Because we know that 
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