Neet physics questions with solutions

Showing 1–10 of 2566 questions

• IntegereasyMathematical tools and vectorGeometry & Mensuration

  The perimeter of a rectangle is 50 cm and its length is 15 cm. Find its breadth in cm.

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• IntegermediumMathematical tools and vectorGeometry & Mensuration

  Using π=22/7, find the volume of a cone of radius 7 cm and height 12 cm, in cm³.

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• MCQmediumMathematical tools and vectorDifferentiation

  If y = 1/[sin x]², find dy/dx.

  Options

  • Option A

    -2cos x/sin³x

  • Option B

    1/[sin x]²

  • Option C

    -(-2cos x/sin³x)

  • Option D

    0

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• IntegerdifficultMathematical tools and vectorVectors

  If |A|=|B| and |A+B|=√3|A-B|, find the angle between them in degrees.

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• MCQmediumPhotoelectric effect and dual nature of matterquestion based on photoelectric effect

  A parallel beam of intensity 1500 W·m⁻² falls on a plane surface of area 0.020 m² at an angle 60° with the surface normal. The surface absorbs 40% of the intercepted radiation, specularly reflects 50%, and transmits 10% without deflection. Which pair is closest to the normal and tangential components of radiation force on the surface?

  Options

  • Option A

    3.50×10⁻⁸ N and 1.73×10⁻⁸ N

  • Option B

    7.00×10⁻⁸ N and 0

  • Option C

    1.75×10⁻⁸ N and 3.50×10⁻⁸ N

  • Option D

    5.25×10⁻⁸ N and 1.73×10⁻⁸ N

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• MCQmediumMathematical tools and vectorApplications of Differentiation

  For y = sin(log x), find the slope at x = 1.

  Options

  • Option A

    0

  • Option B

    e

  • Option C

    -1

  • Option D

    1

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• NumericmediumWave Opticsinterferece of light and huygen principle

  Two coherent in-phase sources are separated by exactly 5λ. An observer moves once around a circular path centred at the midpoint of the sources and enclosing both sources. How many positions of minimum intensity are encountered?

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• MCQeasyProperties of solid and fluidproperties of solid stress ,strain and modulus of elasticity

  Two wires are made of the same material. Their radii are r and 2r. Both are tested under gradually increasing tensile load until they break. Which statement is correct?

  Options

  • Option A

    Both wires have the same breaking force but different breaking stress.

  • Option B

    Both wires have the same breaking stress, while the thicker wire has four times the breaking force.

  • Option C

    The thicker wire has twice the breaking stress.

  • Option D

    Breaking force is independent of wire radius.

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• MCQmediumMathematical tools and vectorIntegration

  Evaluate ∫₀→π/4 cos(2x) dx.

  Options

  • Option A

    1/2 + C

  • Option B

    1/2

  • Option C

    0

  • Option D

    1

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• MCQmediumMathematical tools and vectorIntegration

  Evaluate ∫ (6x-1)/√(3x²-x+4) dx.

  Options

  • Option A

    (3x²-x+4)³ᐟ²/3+C

  • Option B

    2√(3x²-x+4) + C

  • Option C

    √(3x²-x+4)+C

  • Option D

    log|3x²-x+4|+C

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