AIPMT 2003 physics questions with solutions

Showing 1–10 of 12 questions

• MCQmediumKinematics Part-1 (one dimension)Motion under gravity

  A man throws balls with the same speed vertically upwards one after the other at an interval of 2 seconds. What should be the speed of the throw so that more than two balls are in the sky at any time?

  Options

  • Option A

    more than 19.6 m s⁻¹

  • Option B

    at least 9.8 m s⁻¹

  • Option C

    any speed less than 19.6 m s⁻¹

  • Option D

    only with speed 19.6 m s⁻¹

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• MCQmediumRotational Motioncombined translatory and rotatory motion ,Pure rolling motion

  A ball rolls without slipping and has radius R and radius of gyration K about its centre. Find the fraction of total kinetic energy that is rotational.

  Options

  • Option A

    (K²+R²)/R²

  • Option B

    K²/R²

  • Option C

    K²/(K²+R²)

  • Option D

    R²/(K²+R²)

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• MCQmediumMathematical tools and vectorVectors

  The vector sum of two forces is perpendicular to their vector difference. In that case the forces:

  Options

  • Option A

    are equal to each other

  • Option B

    are equal to each other in magnitude

  • Option C

    are not equal in magnitude

  • Option D

    cannot be predicted

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• MCQmediumWork , Power and Energykinetic energy and work energy theorem

  A particle initially at rest explodes into masses m₁ and m₂ moving in opposite directions at speeds v₁ and v₂. Find ratio of kinetic energies E₁/E₂.

  Options

  • Option A

    m₂/m₁

  • Option B

    m₁/m₂

  • Option C

    1

  • Option D

    (m₁+m₂)/(m₁m₂)

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• MCQeasyGravitationGravitation, Gravitational Field & Potential Energy

  Two spheres of masses m and M are in air with gravitational force F between them. The space around the masses is filled with a liquid of specific gravity 3. What is the new gravitational force?

  Options

  • Option A

    3F

  • Option B

    F

  • Option C

    F/3

  • Option D

    F/9

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• MCQmediumKinematics Part-1 (one dimension)Motion under gravity

  If a ball is thrown vertically with speed u, the distance covered during the last t seconds of its ascent is:

  Options

  • Option A

    ut

  • Option B

    ½gt²

  • Option C

    ut - ½gt²

  • Option D

    (u+gt)t

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• MCQmediumNewtons law of motion and Frictionnewton second law and problem based on it

  A 20 kg monkey climbs a vertical rope that can safely support a hanging mass of 25 kg but breaks for larger loads. Using g=10 m s⁻², find maximum upward acceleration the monkey can have without breaking the rope.

  Options

  • Option A

    5 m s⁻²

  • Option B

    10 m s⁻²

  • Option C

    25 m s⁻²

  • Option D

    2.5 m s⁻²

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• MCQmediumGravitationGravitation, Gravitational Field & Potential Energy

  A body of mass m is moved from Earth’s surface to height h=3R. What is the change in its gravitational potential energy?

  Options

  • Option A

    mgR/4

  • Option B

    2mgR/3

  • Option C

    3mgR/4

  • Option D

    mgR/2

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• MCQmediumGravitationAcceleration Due to Gravity & Escape Velocity

  Acceleration due to gravity on planet A is nine times that on planet B. A person jumps to a height of 2 m on A. How high would the same person jump on B with the same take-off speed?

  Options

  • Option A

    2/9 m

  • Option B

    18 m

  • Option C

    6 m

  • Option D

    2/3 m

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• MCQeasyRotational Motionangular impulse in pure rotation and rotational collision

  A thin ring of mass M and radius r rotates at angular speed ω. Four particles each mass m are placed gently at the opposite ends of two perpendicular diameters. Find final angular speed.

  Options

  • Option A

    Mω/(4m)

  • Option B

    Mω/(M+4m)

  • Option C

    (M+4m)ω/M

  • Option D

    (M-4m)ω/(M+4m)

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