JEE Main 20252 Apr, Morning shift

Physics 22Chemistry 21

Physics

Q26Match List - I with List - II. List - I: (A) Coefficient of viscosity (B) Intensity of wave (C) Pressure gradient (D) Compressibility. List - II: (I) [ ML⁰T⁻³…Units and Measurements
Q27A particle is subjected to two simple harmonic motions as: x₁ = √(7) sin 5t cm and x₂ = 2√(7) sin (5t + (π)/3) cm where x is displacement and t is time in…Oscillations and Waves
Q29The battery of a mobile phone is rated as 4.2 V, 5800 mAh. How much energy is stored in it when fully charged ?Current Electricity
Q30A cord of negligible mass is wound around the rim of a wheel supported by spokes with negligible mass. The mass of wheel is 10 kg and radius is 10 cm and it…Rotational Motion
Q31Considering Bohr's atomic model for hydrogen atom: (A) the energy of H atom in ground state is same as energy of He⁺ ion in its first excited state. (B) the…Atoms and Nuclei
Q32The relationship between the magnetic susceptibility (χ) and the magnetic permeability (μ) is given by: (μ₀ is the permeability of free space and μ r is…Magnetic Effects of Current and Magnetism
Q33A small bob of mass 100 mg and charge +10 μ C is connected to an insulating string of length 1 m. It is brought near to an infinitely long non-conducting…Electrostatics
Q34A river is flowing from west to east direction with speed of 9 km h ⁻¹. If a boat capable of moving at a maximum speed of 27 km h ⁻¹ in still water, crosses…Kinematics
Q35A monochromatic light is incident on a metallic plate having work function φ. An electron, emitted normally to the plate from a point A with maximum kinetic…Dual Nature of Matter and Radiation
Q36Moment of inertia of a rod of mass 'M' and length 'L' about an axis passing through its center and normal to its length is ' α '. Now the rod is cut into two…Rotational Motion
Q37In an adiabatic process, which of the following statements is true ?Thermodynamics
Q38A point charge +q is placed at the origin. A second point charge +9q is placed at (d, 0, 0) in Cartesian coordinate system. The point in between them where…Electrostatics
Q40A zener diode with 5 V zener voltage is used to regulate an unregulated dc voltage input of 25 V. For a 400 Ω resistor connected in series, the zener current…Electronic Devices
Q42The equation for real gas is given by (P + a/(V²))(V - b) = RT, where P, V, T and R are the pressure, volume, temperature and gas constant, respectively. The…Units and Measurements
Q43Let B₁ be the magnitude of magnetic field at center of a circular coil of radius R carrying current I. Let B₂ be the magnitude of magnetic field at an axial…Magnetic Effects of Current and Magnetism
Q44A light wave is propagating with plane wave fronts of the type x + y + z = constant. The angle made by the direction of wave propagation with the x -axis is:Optics
Q45Consider two infinitely large plane parallel conducting plates as shown below. The plates are uniformly charged with a surface charge density +σ and -2σ. The…Electrostatics
Q46If the measured angular separation between the second minimum to the left of the central maximum and the third minimum to the right of the central maximum is…Optics
Q47A steel wire of length 2 m and Young's modulus 2.0 × 10¹¹ N m ⁻² is stretched by a force. If Poisson ratio and transverse strain for the wire are 0.2 and 10⁻³…Properties of Solids and Liquids
Q48A vessel with square cross-section and height of 6 m is vertically partitioned. A small window of 100 cm ² with hinged door is fitted at a depth of 3 m in the…Properties of Solids and Liquids
Q49A person travelling on a straight line moves with a uniform velocity v₁ for a distance x and with a uniform velocity v₂ for the next 3/2x distance. The…Kinematics
Q50γ A is the specific heat ratio of monoatomic gas A having 3 translational degrees of freedom. γ B is the specific heat ratio of polyatomic gas B having 3…Kinetic Theory of Gases