JEE Mains 2025 3 April Evening Shift physics questions with solutions

Showing 1–10 of 25 questions

• MCQeasyWave OpticsHuygens' Principle & Interference of Light

  Two monochromatic light beams have intensities in the ratio 1:9. Their interference pattern is observed. The ratio of maximum to minimum intensity is:

  Options

  • Option A

    3:1

  • Option B

    9:1

  • Option C

    8:1

  • Option D

    4:1

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• MCQmediumFluid MechanicsPascal's Law, Buoyant Force and Archimedes' Principle

  Two cylindrical vessels of equal cross-sectional area 2 m² contain water up to heights 10 m and 6 m respectively. They are connected at the bottom. Take water density 1000 kg/m³ and g = 10 m/s². The work done by gravity is:

  Options

  • Option A

    4×10⁴ J

  • Option B

    8×10⁴ J

  • Option C

    1×10⁵ J

  • Option D

    6×10⁴ J

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• MCQeasyThermodynamicsThermodynamic Processes, P-V Diagrams and Work Done

  The pressure of an ideal gas in a closed rigid vessel increases by 0.4% when its temperature is raised by 1°C. Its initial temperature is:

  Options

  • Option A

    250°C

  • Option B

    25°C

  • Option C

    250 K

  • Option D

    2500 K

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• MCQeasysemiconductorLogic Gates & Boolean Operations

  The logic circuit shown in the original figure has inputs A and B and output C. Which truth table corresponds to the circuit?

  

  Options

  • Option A

    A B C: 00→0, 01→0, 10→1, 11→1

  • Option B

    A B C: 00→1, 01→0, 10→0, 11→0

  • Option C

    A B C: 00→0, 10→0, 01→0, 11→1

  • Option D

    A B C: 00→1, 10→0, 01→0, 11→0

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

  A particle is projected with speed u such that its horizontal range is three times the maximum height attained. If the horizontal range is written as nu²/(25g), the value of n is:

  Options

  • Option A

    12

  • Option B

    24

  • Option C

    18

  • Option D

    6

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• MCQmediumCenter of maas , Momentum and CollisionLinear Momentum & Its Conservation

  Two blocks A and B of masses 10 kg and 5 kg are on a frictionless table. Block A moves at 3 m/s toward block B, which is initially at rest and has a spring of force constant 3000 N/m attached to it as shown in the original figure. At maximum compression, both blocks move together instantaneously. The spring compression is:

  

  Options

  • Option A

    0.1 m

  • Option B

    0.3 m

  • Option C

    0.2 m

  • Option D

    0.4 m

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• MCQmediumCurrent electricityCells, Maximum Power & Heating Effect

  A motor operating on 100 V draws a current of 1 A. If its efficiency is 91.6%, the source paper gives the loss of power in units of cal/s as:

  Options

  • Option A

    4

  • Option B

    8.4

  • Option C

    6.2

  • Option D

    2

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• MCQmediumProperties of solid and fluidViscosity, Stokes' Law and Terminal Velocity

  A solid steel ball of diameter 3.6 mm reaches terminal speed 2.45×10⁻² m/s while falling through oil of density 925 kg/m³. The density of steel is 7825 kg/m³ and g = 9.8 m/s². The viscosity of the oil is:

  Options

  • Option A

    1.68

  • Option B

    2.38

  • Option C

    2.18

  • Option D

    1.99

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

  Given below are an Assertion (A) and a Reason (R). Assertion (A): The Bohr model is applicable to hydrogen and hydrogen-like atoms only. Reason (R): The formulation of the Bohr model does not include repulsive force between electrons. Choose the correct answer.

  Options

  • Option A

    Both A and R are true but R is NOT the correct explanation of A

  • Option B

    Both A and R are true and R is the correct explanation of A

  • Option C

    A is true but R is false

  • Option D

    A is false but R is true

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• IntegereasyUnits, Dimensions, Measurements and ErrorsErrors in Measurement and Error Propagation

  A physical quantity C is related to p, q, r and s by C = pq²/(r³√s). The percentage errors in p, q, r and s are 1%, 2%, 3% and 2% respectively. Find the percentage error in C.

  Your answer

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