AIPMT Mains 2011 physics questions with solutions

Showing 1–4 of 4 questions

• MCQmediumKinematics Part-1 (one dimension)Distance,Displacement ,Avg speed and Avg velocity

  A particle covers half of its total distance with speed v₁ and the rest half distance with speed v₂. Its average speed during the complete journey is:

  Options

  • Option A

    v₁v₂/(v₁+v₂)

  • Option B

    2v₁v₂/(v₁+v₂)

  • Option C

    4v₁v₂/(v₁+v₂)

  • Option D

    (v₁+v₂)/2

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• MCQmediumUnit dimension and errorDimension and its application

  The dimensions of (μ₀ε₀)⁻¹ᐟ² are:

  Options

  • Option A

    [L¹ᐟ² T⁻¹ᐟ²]

  • Option B

    [L⁻¹ T]

  • Option C

    [L T⁻¹]

  • Option D

    [L¹ᐟ² T¹ᐟ²]

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

  A projectile is fired at an angle of 45° with the horizontal. The elevation angle of the projectile at its highest point, as seen from the point of projection, is:

  Options

  • Option A

    60°

  • Option B

    tan⁻¹(1/2)

  • Option C

    tan⁻¹(√3/2)

  • Option D

    45°

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• MCQmediumUnit dimension and errorDimensional Analysis

  The density of a material in CGS system of units is 4 g/cm³. In a system of units in which the unit of length is 10 cm and the unit of mass is 100 g, the numerical value of density will be:

  Options

  • Option A

    0.4

  • Option B

    40

  • Option C

    400

  • Option D

    0.04

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