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Three blocks, P, Q and R of masses 5 kg,...

Three blocks, P, Q and R of masses 5 kg, 4 kg and 3 kg respectively are connected by a light inextensible string and they are moved on a smooth horizontal plane. If a force of 24 N is applied to the string connected to R, tensions `T_(1) and T_(2)` in the string are

A

20N, 5N

B

5N, 20N

C

10N, 18N

D

18N, 10N

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Knowledge Check

  • Two blocks of masses 10 kg and 20 kg are connected by a massless string and are placed on a smooth horizontal surface as shown in the figure. If a force F=600 N is applied to 10 kg block, then the tension in the string is

    A
    100N
    B
    200N
    C
    300N
    D
    400N

  • 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)`

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