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  • One end of a string of length l is connected to a particle of mass m and the other to a small peg on a smooth horizontal table. If the particle moves in a circle with speed v the net force on the particle (directed towards the centre) is :(WRONG -1)

Q5.4    One end of a string of length l is connected to a particle of mass m and the other to a small peg on a smooth horizontal table. If the particle moves in a circle with speed v the net force on the particle (directed towards the centre) is :

    (iii)    T + \frac{mv^2}{l}

Answers (1)

T is the answer.

Net force on the particle in uniform circular motion is centripetal force, which is-provided by the tension in string

Posted by

Satyajeet Kumar

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