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Physics · 2025 · 2 Apr · Shift 2

25 questions from this JEE Main paper

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2025 · 2 Apr · Shift 2
Physics

Physics · 2025 · 2 Apr · Shift 2

25 questions from this JEE Main paper

Rotational Motion2 questions Magnetics2 questions Electrostatics3 questions Units and Measurements2 questions Waves1 questions Geometrical Optics3 questions Circular Motion1 questions Electronic Devices1 questions Dual Nature of Radiation1 questions Properties of Matter2 questions Atoms and Nuclei2 questions Heat and Thermodynamics3 questions Laws of Motion1 questions Gravitation1 questions

Q51.The moment of inertia of a circular ring of mass M and diameter r about a tangential axis lying in the plane of the ring is :
Physics · Rotational Motion · MCQ
Q52.In a moving coil galvanometer, two moving coils $M_{1}$ and $M_{2}$ have the following particulars : $R_{1} = 5Ω, N_{1} = 15, A_{1} = 3.6 \times 1 0^{- 3} m^{2}, B_{1} = 0.25 T R_{2} = 7Ω, N_{2} = 21, A_{2} = 1.8 \times 1 0^{- 3} m^{2}, B_{2} = 0.50 T$ …
Physics · Magnetics · MCQ
Q53.Given below are two statements : one is labelled as Assertion (A) and the other is labelled as Reason (R). Assertion (A) : Net dipole moment of a polar linear isotropic dielectric substance is not zero even in the absence of an external…
Physics · Electrostatics · MCQ
Q54.If $μ_{0}$ and $ϵ_{0}$ are the permeability and permittivity of free space, respectively, then the dimension of $(\frac{1}{μ _{0} ϵ _{0}})$ is :
Physics · Units and Measurements · MCQ
Q55.A sinusoidal wave of wavelength 7.5 cm travels a distance of 1.2 cm along the $x$ -direction in 0.3 sec . The crest P is at $x = 0$ at $t = 0 sec$ and maximum displacement of the wave is 2 cm . Which equation correctly…
Physics · Waves · MCQ
Q56.A solenoid having area A and length ' $l$ ' is filled with a material having relative permeability 2. The magnetic energy stored in the solenoid is :
Physics · Magnetics · MCQ
Q57.Two identical objects are placed in front of convex mirror and concave mirror having same radii of curvature of 12 cm , at same distance of 18 cm from the respective mirrors. The ratio of sizes of the images formed by convex mirror and by…
Physics · Geometrical Optics · MCQ
Q58.A sportsman runs around a circular track of radius $r$ such that he traverses the path $A B A B$ . The distance travelled and displacement, respectively, are Includes diagram
Physics · Circular Motion · MCQ
Q59. $In the digital circuit shown in the figure, for the given inputs the P and Q values are :$ Includes diagram
Physics · Electronic Devices · MCQ
Q60.An electron with mass ' m ' with an initial velocity $(t = 0) v = v_{0} \hat{i} (v_{0} > 0)$ enters a magnetic field $B = B_{0} \hat{j}$ . If the initial…
Physics · Dual Nature of Radiation · MCQ
Q61.A bi-convex lens has radius of curvature of both the surfaces same as $(R_{1} e q R_{2})$ . If this lens is required to be replaced by another convex lens having different radii of curvatures on both sides $(R_{1} e q R_{2})$ ,…
Physics · Geometrical Optics · MCQ
Q62.Two large plane parallel conducting plates are kept 10 cm apart as shown in figure. The potential difference between them is V . The potential difference between the points A and $B$ (shown in the figure) is : Includes diagram
Physics · Electrostatics · MCQ
Q63.Two water drops each of radius ' $r$ ' coalesce to form a bigger drop. If ' $T$ ' is the surface tension, the surface energy released in this process is :
Physics · Properties of Matter · MCQ
Q64.Energy released when two deuterons $(_{1} H^{2})$ fuse to form a helium nucleus $(_{2} He^{4})$ is : (Given : Binding energy per nucleon of $_{1} H^{2} = 1.1 MeV$ and binding energy per…
Physics · Atoms and Nuclei · MCQ
Q65. $Match List - I with List - II.$ $(A) (B) (C) (D) List - I Heat capacity of body Specific heat capacity of body Latent heat Thermal conductivity L i s t - I I (I) J kg^{- 1} (II) J K^{- 1} (III) J kg^{- 1} K^{- 1} (IV) J m^{- 1} K^{- 1} s^{- 1} Choose the correct answer from the options given below :$ …
Physics · Heat and Thermodynamics · MCQ
Q66.Consider a circular loop that is uniformly charged and has a radius $a 2$ . Find the position along the positive $z$ -axis of the cartesian coordinate system where the electric field is maximum if the ring was assumed to be…
Physics · Electrostatics · MCQ
Q67.A body of mass 1 kg is suspended with the help of two strings making angles as shown in figure. Magnitudes of tensions $T_{1}$ and $T_{2}$ , respectively, are (in N ) : (Take acceleration due to gravity $10 m / s^{2}$ … Includes diagram
Physics · Laws of Motion · MCQ
Q68.Identify the characteristics of an adiabatic process in a monoatomic gas. (A) Internal energy is constant. (B) Work done in the process is equal to the change in internal energy. (C) The product of temperature and volume is a constant. (D)…
Physics · Heat and Thermodynamics · MCQ
Q69.Given a charge q , current I and permeability of vacuum $μ_{o^{*}}$ . Which of the following quantity has the dimension of momentum ?
Physics · Units and Measurements · MCQ
Q70.Assuming the validity of Bohr's atomic model for hydrogen like ions the radius of $Li^{++}$ ion in its ground state is given by $\frac{1}{X} a_{0}$ , where $X =$ (Where $a_{0}$ is the first Bohr's…
Physics · Atoms and Nuclei · MCQ
Q71.A ray of light suffers minimum deviation when incident on a prism having angle of the prism equal to $6 0^{\circ}$ . The refractive index of the prism material is $2$ . The angle of incidence (in degrees) is
Physics · Geometrical Optics · Numerical
Q72.The length of a light string is 1.4 m when the tension on it is 5 N . If the tension increases to 7 N , the length of the string is 1.56 m . The original length of the string is m.
Physics · Properties of Matter · Numerical
Q73.A wheel of radius 0.2 m rotates freely about its center when a string that is wrapped over its rim is pulled by force of 10 N as shown in figure. The established torque produces an angular acceleration of $2 rad / s^{2}$ .… Includes diagram
Physics · Rotational Motion · Numerical
Q74.The internal energy of air in $4 m \times 4 m \times 3 m$ sized room at 1 atmospheric pressure will be $\times 1 0^{6} J$ (Consider air as diatomic molecule)
Physics · Heat and Thermodynamics · Numerical
Q75.A satellite of mass 1000 kg is launched to revolve around the earth in an orbit at a height of 270 km from the earth's surface. Kinetic energy of the satellite in this orbit is $\times 1 0^{10} J$ . (Mass of…
Physics · Gravitation · Numerical