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A rope 1 cm in diameter breaks if the te...

A rope 1 cm in diameter breaks if the tension in it exceeds 500 N. The maximum tension that may be given to a similar rope of diameter 2 cm is

A

500N

B

250 N

C

1000 N

D

2000N

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  • Surface tension of mercury is 0.465 N m^(-1) . The excess pressure inside a mercury drop of diameter 6mm is

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    D
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