JEE Mains 2026 2 April Evening Shift physics questions with solutions

Showing 1–10 of 25 questions

• MCQmediumGravitationGravitation, Gravitational Field & Potential Energy

  A body of mass 1 kg starts from rest at infinity and falls freely toward the Earth. Neglect air resistance and Earth's rotation. Taking the Earth's radius as 6400 km and g = 9.8 m·s⁻² at the surface, what are the speed and kinetic energy of the body just before it reaches the Earth's surface?

  Options

  • Option A

    11.2 km·s⁻¹ and 6.27×10⁷ J

  • Option B

    11.2 km·s⁻¹ and 12.54×10⁷ J

  • Option C

    8.8 km·s⁻¹ and 6.27×10⁷ J

  • Option D

    8.8 km·s⁻¹ and 12.54×10⁷ J

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• IntegermediumRotational MotionMoment of Inertia & Rotational Kinetic Energy

  A uniform rod of mass 40 kg and length 3 m has moment of inertia about an axis AB passing through one end and perpendicular to the rod. A solid sphere of mass 10 kg and radius R has the same moment of inertia about an axis parallel to AB and located 3 m from the sphere's centre, as shown in the source figure. If R = √(α ÷ 2) m, find α.

  

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• MCQmediumAC CircuitsSeries AC Circuits: Impedance, Phase Difference, Resonance and Power Factor

  The figure shows a series LCR circuit with a 100 μF capacitor, a resistor R, two selectable inductors L₁ and L₂, and an AC source v = V₀ sin(300t). When switch $S_1$ is closed keeping $S_2$ open, the phase difference ($\phi$)

  between the current and source voltage is 30° and phase difference is 60° when $S_2$

  is closed keeping $S_1$ open. The value of ($3L_1-L_2$) is___ H

  

  Options

  • Option A

    9 /2 H

  • Option B

    2 /9 H

  • Option C

    1 / 3 H

  • Option D

    3 H

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

  The surface tension of a soap solution is 0.03 N·m⁻¹. A soap bubble is expanded so that its diameter increases from 2 cm to 6 cm. If the work required is απ×10⁻⁴ J, what is α?

  Options

  • Option A

    0.86

  • Option B

    0.64

  • Option C

    1.92

  • Option D

    7.68

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• IntegereasyWave OpticsYoung's Double-Slit Experiment (YDSE)

  In a Young double-slit experiment, the intensity at a point on the screen is 3 /4 of the maximum intensity. If the path difference at that point is λ /x, where λ is the wavelength, find x.

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• IntegereasyThermodynamicsThermodynamic Processes, P-V Diagrams and Work Done

  Five moles of an ideal gas are heated at constant volume from 10°C to 20°C. The molar heat capacity at constant pressure is Cₚ = 8 cal·mol⁻¹·°C⁻¹ and the gas constant is R = 8.36 J·mol⁻¹·°C⁻¹. Taking 1 cal = 4.18 J, find the change in internal energy in calories.

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• MCQmediumNuclear physicsNuclear Properties, Mass Defect & Binding Energy

  The atomic mass of ²⁰⁹₈₃Bi is 208.980388 u. Using the mass value 1.007825 u for each hydrogen-atom contribution, neutron mass 1.008665 u and 1 u = 931 MeV·c⁻², what is the binding energy per nucleon of ²⁰⁹₈₃Bi?

  Options

  • Option A

    7.48 MeV

  • Option B

    7.84 MeV

  • Option C

    8.79 MeV

  • Option D

    6.94 MeV

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• MCQmediumsemiconductorLogic Gates & Boolean Operations

  For the logic circuit shown in the figure, X and Y are the two inputs and the final terminal is the output. Which basic logic operation does the complete circuit perform?

  

  Options

  • Option A

    OR gate

  • Option B

    AND gate

  • Option C

    NAND gate

  • Option D

    NOR gate

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• MCQmediumNewtons law of motion and FrictionNewton's Second Law & Applications

  A spherical ball of mass 2 kg is released from rest from a height of 10 m above a sand surface. It penetrates 10 cm into the sand and then comes to rest. Taking g = 10 m·s⁻², what is the average resistive force exerted by the sand on the ball during penetration?

  Options

  • Option A

    1980 N

  • Option B

    2020 N

  • Option C

    2000 N

  • Option D

    1000 N

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• IntegermediumGeometrical opticsLenses, Lens Combinations & Silvered Lenses

  Sunlight is focused on a sheet of paper using a symmetric biconvex lens. The paper burns in the shortest time when the lens is held 30 cm above it, so the focal length is 30 cm. The magnitude of the radius of curvature of each lens surface is 60 cm. If the refractive index of the lens material is α ÷ 10, find α.

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