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Physics · 2024 · 4 Apr · Shift 2

30 questions from this JEE Main paper

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2024 · 4 Apr · Shift 2
Physics

Physics · 2024 · 4 Apr · Shift 2

30 questions from this JEE Main paper

Units and Measurements1 questions Laws of Motion1 questions Alternating Current1 questions Electronic Devices2 questions Heat and Thermodynamics2 questions Magnetic Properties of Matter1 questions Simple Harmonic Motion2 questions Dual Nature of Radiation1 questions Gravitation2 questions Atoms and Nuclei2 questions Circular Motion1 questions Work Power and Energy1 questions Wave Optics1 questions Electrostatics1 questions Properties of Matter2 questions Current Electricity2 questions Electromagnetic Waves1 questions Center of Mass1 questions Magnetics2 questions Motion in A Straight Line1 questions Geometrical Optics1 questions Capacitor1 questions

Q61.Applying the principle of homogeneity of dimensions, determine which one is correct, where $T$ is time period, $G$ is gravitational constant, $M$ is mass, $r$ is radius of orbit.
Physics · Units and Measurements · MCQ
Q62.A $2 kg$ brick begins to slide over a surface which is inclined at an angle of $4 5^{\circ}$ with respect to horizontal axis. The co-efficient of static friction between their surfaces is:
Physics · Laws of Motion · MCQ
Q63.Match List I with List II Choose the correct answer from the options given below: Includes table Includes diagram
Physics · Alternating Current · MCQ
Q64.Which of the diode circuit shows correct biasing used for the measurement of dynamic resistance of p-n junction diode :
Physics · Electronic Devices · MCQ
Q65.A sample of gas at temperature $T$ is adiabatically expanded to double its volume. Adiabatic constant for the gas is $γ = 3/2$ . The work done by the gas in the process is: $(μ = 1 mole)$
Physics · Heat and Thermodynamics · MCQ
Q66.The magnetic moment of a bar magnet is $0.5 Am^{2}$ . It is suspended in a uniform magnetic field of $8 \times 1 0^{- 2} T$ . The work done in rotating it from its most stable to most unstable position is:
Physics · Magnetic Properties of Matter · MCQ
Q67.In simple harmonic motion, the total mechanical energy of given system is $E$ . If mass of oscillating particle $P$ is doubled then the new energy of the system for same amplitude is: Includes diagram
Physics · Simple Harmonic Motion · MCQ
Q68.Given below are two statements: one is labelled as Assertion $A$ and the other is labelled as Reason R. Assertion A: Number of photons increases with increase in frequency of light. Reason R: Maximum kinetic energy of emitted…
Physics · Dual Nature of Radiation · MCQ
Q69.A $90 kg$ body placed at $2 R$ distance from surface of earth experiences gravitational pull of : ( $R =$ Radius of earth, $g = 10 m s^{- 2}$ )
Physics · Gravitation · MCQ
Q70.According to Bohr's theory, the moment of momentum of an electron revolving in $4^{th}$ orbit of hydrogen atom is:
Physics · Atoms and Nuclei · MCQ
Q71.A cyclist starts from the point $P$ of a circular ground of radius $2 km$ and travels along its circumference to the point $S$ . The displacement of a cyclist is: Includes diagram
Physics · Circular Motion · MCQ
Q72.A body of $m kg$ slides from rest along the curve of vertical circle from point $A$ to $B$ in friction less path. The velocity of the body at $B$ is: (given, $R = 14 m, g = 10 m / s^{2}$ and $2 = 1.4$ ) Includes diagram
Physics · Work Power and Energy · MCQ
Q73.The width of one of the two slits in a Young's double slit experiment is 4 times that of the other slit. The ratio of the maximum of the minimum intensity in the interference pattern is:
Physics · Wave Optics · MCQ
Q74.The translational degrees of freedom $(f_{t})$ and rotational degrees of freedom $(f_{r})$ of $CH_{4}$ molecule are:
Physics · Heat and Thermodynamics · MCQ
Q75.A charge $q$ is placed at the center of one of the surface of a cube. The flux linked with the cube is:
Physics · Electrostatics · MCQ
Q76.Correct formula for height of a satellite from earths surface is :
Physics · Gravitation · MCQ
Q77.Given below are two statements : Statement I : The contact angle between a solid and a liquid is a property of the material of the solid and liquid as well. Statement II : The rise of a liquid in a capillary tube does not depend on the…
Physics · Properties of Matter · MCQ
Q78.An electric bulb rated $50 W - 200 V$ is connected across a $100 V$ supply. The power dissipation of the bulb is:
Physics · Current Electricity · MCQ
Q79.Arrange the following in the ascending order of wavelength: A. Gamma rays $(λ_{1})$ B. $x$ - rays $(λ_{2})$ C. Infrared waves $(λ_{3})$ D. Microwaves $(λ_{4})$ Choose the…
Physics · Electromagnetic Waves · MCQ
Q80.Identify the logic gate given in the circuit : Includes diagram
Physics · Electronic Devices · MCQ
Q81.In a system two particles of masses $m_{1} = 3 kg$ and $m_{2} = 2 kg$ are placed at certain distance from each other. The particle of mass $m_{1}$ is moved towards the center of mass of the system through a distance $2 cm$ …
Physics · Center of Mass · Numerical
Q82.Two parallel long current carrying wire separated by a distance $2 r$ are shown in the figure. The ratio of magnetic field at $A$ to the magnetic field produced at $C$ is $\frac{x}{7}$ . The value of $x$ is . Includes diagram
Physics · Magnetics · Numerical
Q83.A bus moving along a straight highway with speed of $72 km / h$ is brought to halt within $4 s$ after applying the brakes. The distance travelled by the bus during this time (Assume the retardation is uniform) is …
Physics · Motion in A Straight Line · Numerical
Q84.A rod of length $60 cm$ rotates with a uniform angular velocity $20 rad s^{- 1}$ about its perpendicular bisector, in a uniform magnetic filed $0.5 T$ . The direction of magnetic field is parallel to the axis of…
Physics · Magnetics · Numerical
Q85.The disintegration energy $Q$ for the nuclear fission of $^{235} U \to^{140} Ce +^{94} Zr + n$ is $MeV$ . Given atomic masses of $^{235} U : 235.0439 u;^{140} Ce : 139.9054 u,^{94} Zr : 93.9063 u; n : 1.0086 u$ …
Physics · Atoms and Nuclei · Numerical
Q86.Mercury is filled in a tube of radius $2 cm$ up to a height of $30 cm$ . The force exerted by mercury on the bottom of the tube is N. (Given, atmospheric pressure $= 1 0^{5} Nm^{- 2}$ ,…
Physics · Properties of Matter · Numerical
Q87.A light ray is incident on a glass slab of thickness $43 cm$ and refractive index $2$ The angle of incidence is equal to the critical angle for the glass slab with air. The lateral displacement of ray after passing…
Physics · Geometrical Optics · Numerical
Q88.Two wires $A$ and $B$ are made up of the same material and have the same mass. Wire $A$ has radius of $2.0 mm$ and wire $B$ has radius of $4.0 mm$ . The resistance of wire $B$ is $2Ω$ . The resistance of wire $A$ is…
Physics · Current Electricity · Numerical
Q89.The displacement of a particle executing SHM is given by $x = 10 sin (w t + \frac{π}{3}) m$ . The time period of motion is $3.14 s$ . The velocity of the particle at $t = 0$ is $m / s$ …
Physics · Simple Harmonic Motion · Numerical
Q90.A parallel plate capacitor of capacitance $12.5 pF$ is charged by a battery connected between its plates to potential difference of $12.0 V$ . The battery is now disconnected and a dielectric slab $(ϵ_{r} = 6)$ …
Physics · Capacitor · Numerical