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Questions  >>  JEEMAIN and NEET  >>  NEET PAST PAPERS  >>  2017
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Q)

One end of string of length l is connected to a particle of mass 'm' and the other end is connected to a small peg on a smooth horizontal table. If the particle moves in circle with speed 'v' the net force on the particle (directed towards center) will be (T represents the tension in the string)


( A ) $T$
( B ) Zero
( C ) $T - \frac{mv^2}{l}$
( D ) $T + \frac{mv^2}{l}$

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