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.A block is kept on the floor of an elev...

.A block is kept on the floor of an elevator at rest.The elevator starts descending with an acceleration of 12m/s^(2) .Find the displacement of the block during the first 0*2safter the start.Take g=10m/s^(2)

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Step by step text solution for .A block is kept on the floor of an elevator at rest.The elevator starts descending with an acceleration of 12m/s^(2) .Find the displacement of the block during the first 0*2safter the start.Take g=10m/s^(2) by PHYSICS experts to help you in doubts & scoring excellent marks in Class 12 exams.

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Knowledge Check

  • A block is kept on the floor of an elevator. The elevator starts descending with an acceleration of 12 m//s^(2) the displacement of the block during 1^(st) one second wth respect to elevator is-

    A
    1m downwards
    B
    1 m upwards
    C
    5m downwards
    D
    zero meter.

  • A block of mass m is kept on a platform Platform starts moving upwards with an acceleration of g/2 . Find the work done by the normal force on the block in the first one second.

    A
    `(3mg^2)/2`
    B
    zero
    C
    `(3mg^2)/8`
    D
    `(3mg^2)/4`

  • A block of mass 2 kg rests on the floor of an elevator , which is moving down with an acceleration 'g' , then the apparent weight of the block is [ take g = 10 m//s^(2) ]

    A
    20 N
    B
    12 N
    C
    16 N
    D
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    The elevator shown in figure is descending with an acceleration of 2m/s^2 . The mass of the block A is 0.5 kg. What force is exerted by the block A on the block B?

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