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A 10 kg stone is suspended with a rope o...

A 10 kg stone is suspended with a rope of breaking strength 30kg-wt.The minimum time in which the stone can be raised through a height 10m starting from rest is
( Taking `g= 10 m//s^(2) `)

A

0.5 s

B

1.0 s

C

`sqrt(2//3s)`

D

2s

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The correct Answer is:
B
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