AIPMT Screening 2010 physics questions with solutions

Showing 1–10 of 10 questions

• MCQmediumGravitationSatellites, Orbital Motion & Kepler’s Laws

  Satellite A orbits Earth at radius 4R with speed 3v. Satellite B orbits at radius R. What is the speed of satellite B?

  Options

  • Option A

    3v/4

  • Option B

    6v

  • Option C

    12v

  • Option D

    3v/2

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• MCQmediumGravitationGravitation, Gravitational Field & Potential Energy

  A particle of mass M is at the centre of a spherical shell having the same mass M and radius a. What is the magnitude of the gravitational potential at a point a/2 from the centre?

  Options

  • Option A

    2GM/a

  • Option B

    3GM/a

  • Option C

    4GM/a

  • Option D

    GM/a

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

  A ball is dropped from a high-rise platform at t = 0 starting from rest. After 6 s another ball is thrown downwards from the same platform with a speed v. The two balls meet at t = 18 s. What is the value of v? (Take g = 10 m s⁻²)

  Options

  • Option A

    75 m s⁻¹

  • Option B

    55 m s⁻¹

  • Option C

    40 m s⁻¹

  • Option D

    60 m s⁻¹

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• MCQmediumMathematical tools and vectorVectors

  Six vectors $\vec{a}$ through $\vec{f}$ have the magnitudes and directions indicated in the figure. Which statement is true?

  

  Options

  • Option A

    $\vec{b}+\vec{c}=\vec{f}$

  • Option B

    $\vec{d}+\vec{c}=\vec{f}$

  • Option C

    $\vec{d}+\vec{e}=\vec{f}$

  • Option D

    $\vec{b}+\vec{e}=\vec{f}$

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

  A ball travelling at 2 m s⁻¹ collides head-on with a stationary ball of double its mass. Coefficient of restitution is 0.5. Find velocities of the first and second balls after impact.

  Options

  • Option A

    0 and 1 m s⁻¹

  • Option B

    1 and 1 m s⁻¹

  • Option C

    1 and 0.5 m s⁻¹

  • Option D

    0 and 2 m s⁻¹

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• MCQmediumUnit dimension and errorDimension and its application

  The dimension of ½ ε₀E², where ε₀ is permittivity of free space and E is electric field, is:

  Options

  • Option A

    [M L² T²]

  • Option B

    [M L⁻¹ T⁻²]

  • Option C

    [M L² T⁻²]

  • Option D

    [M L T²]

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• MCQeasyCenter of maas , Momentum and Collisionvelocity and acceleration of center of mass,newton second law for system

  Two particles initially at rest attract each other by internal forces. At an instant their speeds are v and 2v. What is the speed of their centre of mass?

  Options

  • Option A

    2v

  • Option B

    0

  • Option C

    1.5v

  • Option D

    v

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

  A 50 kg man floats in gravity-free space 10 m above a floor. He throws $a_0.5$ kg stone downward at speed 2 m s⁻¹ relative to him. On reaching the floor, how high is the man above it?

  Options

  • Option A

    9.9 m

  • Option B

    10.1 m

  • Option C

    10 m

  • Option D

    20 m

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• MCQmediumRotational Motionangular impulse in pure rotation and rotational collision

  A disc of inertia I₁ spins at ωᵢ. A second coaxial disc of inertia I₂ initially at rest is dropped onto it. Both eventually spin at the same speed. Find mechanical energy lost through friction.

  Options

  • Option A

    ½[I₂²/(I₁+I₂)]ωᵢ²

  • Option B

    ½[I₁²/(I₁+I₂)]ωᵢ²

  • Option C

    ½[(I₂-I₁)/(I₁+I₂)]ωᵢ²

  • Option D

    ½[I₁I₂/(I₁+I₂)]ωᵢ²

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• MCQmediumKinematics part-2 Projectile MotionMotion in 2-D and ground to ground projectile

  A particle has initial velocity (3i + 4j) and acceleration (0.4i + 0.3j). Its speed after 10 s is:

  Options

  • Option A

    7 units

  • Option B

    7√2 units

  • Option C

    8.5 units

  • Option D

    10 units

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