AIPMT 1988 physics questions with solutions

Showing 1–7 of 7 questions

• MCQmediumCenter of maas , Momentum and Collisioncollision and types of collision

  What is the coefficient of restitution for a perfectly elastic collision?

  Options

  • Option A

    1

  • Option B

    zero

  • Option C

    infinite

  • Option D

    -1

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• MCQmediumKinematics Part-1 (one dimension)Motion under constant acceleration

  A car is moving along a straight road with a uniform acceleration. It passes through two points P and Q separated by a distance with velocities 30 km h⁻¹ and 40 km h⁻¹ respectively. The velocity of the car midway between P and Q is:

  Options

  • Option A

    33.3 km h⁻¹

  • Option B

    20√2 km h⁻¹

  • Option C

    35√2 km h⁻¹

  • Option D

    35 km h⁻¹

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• MCQmediumGravitationSatellites, Orbital Motion & Kepler’s Laws

  The maximum and minimum distances of Earth from the Sun are r₁ and r₂. What is its distance from the Sun on a line perpendicular to the major axis drawn through the Sun?

  Options

  • Option A

    (r₁+r₂)/4

  • Option B

    (r₁+r₂)/(r₁-r₂)

  • Option C

    2r₁r₂/(r₁+r₂)

  • Option D

    (r₁+r₂)/3

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• MCQeasyUnit dimension and errorDimension and its application

  If C and R denote capacitance and resistance respectively, then the dimensional formula of CR is:

  Options

  • Option A

    [M⁰ L⁰ T]

  • Option B

    [M⁰ L⁰ T⁰]

  • Option C

    [M⁰ L⁰ T⁻¹]

  • Option D

    Not expressible in terms of [M L T]

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• MCQmediumGravitationSatellites, Orbital Motion & Kepler’s Laws

  The distances of two planets from the Sun are 10¹³ m and 10¹² m, respectively. The ratio of their time periods is:

  Options

  • Option A

    1/√10

  • Option B

    100

  • Option C

    10√10

  • Option D

    √10

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• MCQmediumRotational Motionangular momentum in pure rotation and its conservation

  A homogeneous sphere rolls and slips simultaneously on a rough horizontal surface. Which is conserved during this process?

  Options

  • Option A

    total kinetic energy

  • Option B

    angular momentum about the point of contact with the plane

  • Option C

    only rotational kinetic energy about centre

  • Option D

    angular momentum about its centre

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• MCQeasyMathematical tools and vectorVectors

  The magnitudes of vectors A, B and C are 3, 4 and 5 units respectively. If $\vec{A}+\vec{B}=\vec{C}$, the angle between $\vec{A}$ and $\vec{B}$ is:

  Options

  • Option A

    π/2

  • Option B

    cos⁻¹(0.6)

  • Option C

    tan⁻¹(7/5)

  • Option D

    π/4

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