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A 20 kg bucket is lowered by a rope with...

A 20 kg bucket is lowered by a rope with constant velocity of 0.5m/s. What is the tension in the rope? A 20kg bucket is lowered with a constant downward acceleration of `1m//s^(2)`. What is the tension in the rope? A 10kg bucket is raised with a constant upward acceleration with same magnitude a.

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The correct Answer is:
[200 N, 180 N, 220 N]
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Knowledge Check

  • A 20 kg monkey slides down a vertical rope with a constant acceleration of 7 ms^(-2) . If g = 10 m//s^(-2) , what is the tension in the rope ?

    A
    140 N
    B
    100 N
    C
    60 N
    D
    30 N

  • An object of mass 5 kg is attached to the end ofa rope. If the rope is pulled upward with an acceleration 0.30 ms^(-2), what is the tension in the rope?

    A
    30.5 N
    B
    40.5 N
    C
    50.5 N
    D
    60.5 N

  • The mass of a lift if 600kg and it is moving upwards with a uniform acceleration of 2m//s^(2) . Then the tension in the cable of the lift is :

    A
    7200 N
    B
    5900 N
    C
    4700 N
    D
    zero N

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