JEE Mains 2025 2 April Evening Shift physics questions with solutions

Showing 1–10 of 25 questions

• MCQeasysemiconductorLogic Gates & Boolean Operations

  In the digital circuit shown in the original figure, for the given inputs the values of P and Q are:

  

  Options

  • Option A

    P = 0, Q = 1

  • Option B

    P = 0, Q = 0

  • Option C

    P = 1, Q = 1

  • Option D

    P = 1, Q = 0

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• IntegermediumProperties of solid and fluidElastic Properties of Solids: Stress, Strain and Elastic Moduli

  The length of a light elastic string is 1.40 m when the tension is 5 N. When the tension is increased to 7 N, its length becomes 1.56 m. Assuming Hooke's law, find the natural length of the string in metres.

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• MCQeasyAtomic Structure and X-raysAtomic Structure & Bohr's Atomic Model

  Assuming Bohr's atomic model for hydrogen-like ions, the ground-state radius of Li²⁺ is a₀/X, where a₀ is the first Bohr radius. The value of X is:

  Options

  • Option A

    3

  • Option B

    1

  • Option C

    2

  • Option D

    9

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• IntegereasyGeometrical opticsPrisms & Thin Prisms

  A ray of light suffers minimum deviation in a prism of angle 60°. The refractive index of the prism material is √2. Find the angle of incidence in degrees.

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• MCQmediumUnits, Dimensions, Measurements and ErrorsDimensional Analysis and Its Applications

  Given charge q, current I and permeability of vacuum μ₀, which of the following quantities has the dimension of momentum?

  Options

  • Option A

    qμ₀I

  • Option B

    qI/μ₀

  • Option C

    qμ₀/I

  • Option D

    q²μ₀I

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• MCQmediumWave MotionWave Motion and General Equation of Travelling Waves

  A sinusoidal wave of wavelength 7.5 cm travels 1.2 cm along the +x direction in 0.3 s. At t = 0, a crest P is at x = 0 and the maximum displacement is 2 cm. Which equation correctly represents the wave?

  Options

  • Option A

    y = 2 sin(0.83x - 3.5t) cm

  • Option B

    y = 2 cos(3.35x - 0.83t) cm

  • Option C

    y = 2 cos(0.83x - 3.35t) cm

  • Option D

    y = 2 cos(0.13x - 0.5t) cm

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• MCQmediumProperties of solid and fluidSurface Tension, Surface Energy and Their Applications

  Two water drops, each of radius r, coalesce to form a single bigger drop. If T is the surface tension, the surface energy released is:

  Options

  • Option A

    4πr²T(√2 - 1)

  • Option B

    4πr²T(1 + √2)

  • Option C

    4πr²T(2 - 2^(1/3))

  • Option D

    4πr²T(2 - 2^(2/3))

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• NumericmediumGravitationSatellites, Orbital Motion & Kepler’s Laws

  A satellite of mass 1000 kg revolves around Earth in a circular orbit at a height of 270 km above the surface. Take M(Earth) = 6×10²⁴ kg, R(Earth) = 6.4×10⁶ m and G = 6.67×10⁻¹¹ N m² kg⁻². If its kinetic energy is N×10¹⁰ J, find N.

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• MCQeasyUnits, Dimensions, Measurements and ErrorsDimensional Analysis and Its Applications

  If μ₀ and ε₀ are the permeability and permittivity of free space respectively, the dimension of 1/(μ₀ε₀) is:

  Options

  • Option A

    T²/L²

  • Option B

    L/T²

  • Option C

    T²/L

  • Option D

    L²/T²

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• MCQmediumGeometrical opticsSpherical Mirrors & Image Formation

  Two identical objects are placed at the same distance 18 cm in front of a convex mirror and a concave mirror having equal radii of curvature 12 cm. The ratio of the sizes of the images formed by the convex mirror and the concave mirror is:

  Options

  • Option A

    3

  • Option B

    2

  • Option C

    1/2

  • Option D

    1/3

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