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CUET (PG)
Physics
List of top Physics Questions asked in CUET (PG)
A frame of reference moving with constant velocity relative to an inertial frame is also known as what?
CUET (PG) - 2026
CUET (PG)
Physics
Mechanics
What is the value of the line integral of a magnetic field around a closed loop according to Ampère’s Circuital Law?
CUET (PG) - 2026
CUET (PG)
Physics
Electromagnetism
What is the physical significance of the "Quality Factor" (\(Q\)-factor) in an LCR resonant circuit?
CUET (PG) - 2026
CUET (PG)
Physics
Electromagnetism
Which statistical distribution describes the behavior of identical, indistinguishable particles with half-integral spin?
CUET (PG) - 2026
CUET (PG)
Physics
Modern Physics
According to the Special Theory of Relativity, what happens to the length of an object as its velocity approaches the speed of light?
CUET (PG) - 2026
CUET (PG)
Physics
Modern Physics
What is the relation between the group velocity and phase velocity in a non-dispersive medium?
CUET (PG) - 2026
CUET (PG)
Physics
Wave optics
Which phenomenon confirms the transverse nature of electromagnetic waves?
CUET (PG) - 2026
CUET (PG)
Physics
Wave optics
What is the Boolean expression for a two-input NAND gate?
CUET (PG) - 2026
CUET (PG)
Physics
Electronics
In a p-n junction diode, what happens to the width of the depletion layer under reverse bias?
CUET (PG) - 2026
CUET (PG)
Physics
Electronics
What is the energy of the ground state of a hydrogen atom according to the Bohr model?
CUET (PG) - 2026
CUET (PG)
Physics
Modern Physics
For a thermodynamic system undergoing an adiabatic process, what is the relationship between pressure \(P\) and volume \(V\)?
CUET (PG) - 2026
CUET (PG)
Physics
Thermodynamics
Which Maxwell equation represents the non-existence of magnetic monopoles?
CUET (PG) - 2026
CUET (PG)
Physics
Electromagnetism
In a classic Young’s Double Slit Experiment, how does the fringe width change if the entire apparatus is immersed in water?
CUET (PG) - 2026
CUET (PG)
Physics
Wave optics
What is the de Broglie wavelength of an electron accelerated through a potential difference of \(V\) volts?
CUET (PG) - 2026
CUET (PG)
Physics
Modern Physics
A particle of mass \(m\) moves in a central force field \(F(r)\). Which physical quantity remains conserved during this motion?
CUET (PG) - 2026
CUET (PG)
Physics
Mechanics
A tuning fork of unknown frequency sounded with a tuning fork of frequency 256 Hz produces 4 beats per second. If a small quantity of wax is fixed on first fork so that it produces 3 beats per second with tuning fork, what will be the frequency of first fork (in Hz)?
CUET (PG) - 2025
CUET (PG)
Physics
Waves
If \(\vec{A} = \vec{\nabla} \times \vec{F}\), then \(\oiint_S \vec{A} \cdot \hat{n} dS\) (for any closed surface S) is:
CUET (PG) - 2025
CUET (PG)
Physics
Vectors
A siren on a tall pole radiates sound waves uniformly in all directions. At a distance of 15 m from the siren, the sound intensity is 0.250 W/m\(^2\). The intensity of sound at distance 75 m from siren is:
CUET (PG) - 2025
CUET (PG)
Physics
Waves
Match the LIST-I with LIST-II
LIST-I (Expressions)
LIST-II (Values)
A.
\( i^{49} \)
I.
1
B.
\( i^{38} \)
II.
\(-i\)
C.
\( i^{103} \)
III.
\(i\)
D.
\( i^{92} \)
IV.
\(-1\)
Choose the correct answer from the options given below:
CUET (PG) - 2025
CUET (PG)
Physics
Vectors
If \(|\vec{A}+\vec{B}| = |\vec{A}-\vec{B}|\) then the angle between vectors \(\vec{A}\) and \(\vec{B}\) is:
CUET (PG) - 2025
CUET (PG)
Physics
Vectors
For a force F to be conservative, the relations to be satisfied are:
A. \(\frac{\partial F_y}{\partial x} - \frac{\partial F_x}{\partial y} = 0\)
B. \(\frac{\partial F_z}{\partial y} - \frac{\partial F_y}{\partial z} = 0\)
C. \(\frac{\partial F_x}{\partial z} - \frac{\partial F_z}{\partial x} = 0\)
D. \(\frac{\partial F_y}{\partial x} - \frac{\partial F_x}{\partial y} = \frac{\partial F_z}{\partial y} - \frac{\partial F_y}{\partial z} = \frac{\partial F_x}{\partial z} - \frac{\partial F_z}{\partial x} \neq 0\)
Choose the correct answer from the options given below:
CUET (PG) - 2025
CUET (PG)
Physics
Vectors
The S.I. unit of compressibility is:
CUET (PG) - 2025
CUET (PG)
Physics
thermal properties of matter
A point charge +Q is placed at the origin. The electric potential at point (3a,4a,0) in terms of k, Q and a is:
CUET (PG) - 2025
CUET (PG)
Physics
Electrostatics
If any two rows (or columns) of a determinant are identical then the value of the determinant is:
CUET (PG) - 2025
CUET (PG)
Physics
Vectors
The real and imaginary parts of \(\log(x+iy)\) are:
CUET (PG) - 2025
CUET (PG)
Physics
Vectors
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