AIPMT 1991 physics questions with solutions

Showing 1–6 of 6 questions

• MCQmediumUnit dimension and errorError and its addition ,subtraction,multiplication and division

  A certain body weighs 22.42 g and has a measured volume of 4.7 cc. The possible error in the measurement of mass and volume are 0.01 g and 0.1 cc. Then, maximum error in the density will be:

  Options

  • Option A

    22%

  • Option B

    2%

  • Option C

    0.2%

  • Option D

    0.02%

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• MCQmediumRotational Motioncombined translatory and rotatory motion ,Pure rolling motion

  A solid sphere rolls without slipping. If Kₜ is its translational kinetic energy and Kᵣ its rotational kinetic energy, find Kₜ:(Kₜ+Kᵣ).

  Options

  • Option A

    10:7

  • Option B

    5:7

  • Option C

    7:10

  • Option D

    2:5

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• MCQmediumGravitationSatellites, Orbital Motion & Kepler’s Laws

  A satellite of mass m moves in a circular orbit about Earth with speed v. What is its total mechanical energy?

  Options

  • Option A

    ($\frac{3}{4}$)mv²

  • Option B

    (1/2)mv²

  • Option C

    mv²

  • Option D

    -(1/2)mv²

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• MCQmediumUnit dimension and errorDimension and its application

  The dimensional formula for permeability of free space, μ₀, is:

  Options

  • Option A

    [M L T⁻² A⁻²]

  • Option B

    [M L⁻¹ T² A⁻²]

  • Option C

    [M L⁻¹ T⁻² A²]

  • Option D

    [M L T² A⁻²]

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• MCQmediumNewtons law of motion and Frictionequilibrium problem and newton first law

  A uniform heavy chain of length L lies on a horizontal table, coefficient of friction μ=0.25. What maximum fraction of its length can overhang the edge in static equilibrium?

  Options

  • Option A

    20%

  • Option B

    25%

  • Option C

    35%

  • Option D

    15%

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• MCQeasyNewtons law of motion and Frictionequilibrium problem and newton first law

  Physical independence of force is a consequence of:

  Options

  • Option A

    third law of motion

  • Option B

    second law of motion

  • Option C

    first law of motion

  • Option D

    all of the above laws

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