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Two bodies of masses 2kg and 3kg are con...

Two bodies of masses 2kg and 3kg are connected by a very light string passed over a clamped light smooth pulley. If the system is released from rest, find the acceleration of the two masses and the tension in the string (g=10m`s^(-2)`)

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Two masses 2 kg and 4 kg are connected at the two ends of light inextensible string passing over a frictionless pulley. If the masses are released, then find the acceleration of the masses and the tension in the string.

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Knowledge Check

  • Two blocks of masses 6 kg and 4 kg are attached to the two ends of a massless string passing over a smooth fixed pulley. if the system is released, the acceleration of the centre of mass of the system will be

    A
    `g`, vertically downwards
    B
    `g/5`, vertically downwards
    C
    `g/25`, vertically downwards
    D
    zero

  • Two blocks of masses of 40 kg and 30 kg are connected by a weightless string passing over a frictionless pulley as shown in the figure.

    A
    `0.7"ms"^(-2)`
    B
    `0.8"ms"^(-2)`
    C
    `0.6"ms"^(-2)`
    D
    `0.5"ms"^(-2)`

  • Two masses M and m(M gt m) are joined by a light string passing over a smooth light pulley.

    A
    The acceleration of each block is `((M-m)/(M+m))g`
    B
    The tension in the string is `(2Mmg)/(M+m)`
    C
    The centre of mass of the 'M plus m' system moves down with an acceleration of `g((M-m)/(M+m))^(2)`
    D
    The tension in the string by which the pulley is attached to the rodd is `(M +m)g`

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    Two bodies of masses m_(1) " and " m_(2) are connected a light string which passes over a frictionless massless pulley. If the pulley is moving upward with uniform acceleration (g)/(2) , then tension in the string will be

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