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A particle of mass 200 g , is whirled in...

A particle of mass 200 g , is whirled into a vertical circle of radius 80 cm uisig a massless string The speed of the particle when the string makes an angle of `60^(@)` with the vertical line is `1.5ms^(-1).` The tension in the string at this position is

A

1 N

B

1.56 N

C

2 N

D

3 N

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The correct Answer is:
B
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AAKASH INSTITUTE ENGLISH-WORK, ENERGY AND POWER-Assignment (SECTION - A)
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