List of top Geophysics Questions asked in CUET (PG)

For a rolling solid sphere on an incline of $30^\circ$, what is its acceleration $a$ in terms of gravity $g$?
What is the quality factor ($Q$) of an LCR circuit defined in terms of resonant frequency and bandwidth?
In a P-N junction diode, which terminal is connected to the P-side during forward biasing?
How does the orbital period of a satellite change as its distance from the Earth's center increases?
What is the relation between the polarizing angle and the refractive index in Brewster’s Law?
Which thermodynamic process must occur "infinitesimally slowly" to remain reversible?
According to Wien's displacement law, how is the surface temperature of a star related to its maximum intensity wavelength?
For a series LCR circuit, what is the formula for the phase angle between current and emf?
What is the Compton shift for a photon backscattered at 180 degrees?
Calculate the efficiency of a Carnot engine operating between the steam point (373 K) and ice point (273 K).
Which Maxwell's equation represents Gauss's Law in Magnetostatics?
What is the shape of the air film formed in the Newton's ring experiment?
Which of the following orders in a double slit Fraunhofer diffraction pattern will be missing if the slit width is 0.12 mm and slits are 0.6 mm apart?
The energy radiated per minute from the filament of an incandescent lamp at 2000 K, surface area \( 4 \times 10^{-5} \) m² and relative emittance is 0.85, will be (Given Stefan's constant \( \sigma = 5.7 \times 10^{-8} \) Jm⁻²s⁻¹K⁻⁴)
A zone plate
The ratio of adiabatic to the isobaric coefficient of expansion is
Which of following is correct form of first TdS equation ?
Change of entropy of a perfect gas for isochoric process is
Match List-I with List-II

\[ \begin{array}{|l|l|} \hline \textbf{List-I} & \textbf{List-II} \\ \hline (A) \; \text{Classius Clapeyron equation} & (I) \; PV^\gamma = \text{constant} \\ (B) \; \text{Gibbs Function} & (II) \; U + PV \\ (C) \; \text{Enthalpy} & (III) \; U - TS + PV \\ (D) \; \text{Adiabatic change in Perfect Gas} & (IV) \; \dfrac{dP}{dT} = \dfrac{L}{T (V_2 - V_1)} \\ \hline \end{array} \]
Choose the correct answer from the options given below:
Work done in compressing adiabatically 1g of air, initially at NTP to one fourth of its original volume is: (take density of air = 0.0001465 g/cm³ and \(\gamma\) = 1.5)
Which of following is true in a LCR circuit?
(A) In purely inductive circuit (R = 0), Quality factor is infinite.
(B) Resistance 'R' is alone responsible for damping of oscillations.
(C) Discharge of capacitor is not oscillatory in character.
(D) Q-factor is measure of sharpness of resonance in case of a driven oscillator.
Choose the correct answer from the options given below:
Which of the following is not a characteristic of a laser light?
In order to produce LASER, the correct sequence of processes given below will be
(A) Pumping
(B) Population inversion
(C) Stimulated emission
(D) Light Amplification
Choose the correct answer from the options given below:
The Rayleigh Jean's Law,
(A) agrees well with experimental results at low frequencies.
(B) agrees well with experimental results at longer. wavelengths.
(C) shows ultra-violet catastrophe at higher frequencies.
(D) agrees well with experimental results at higher frequencies.
Choose the correct answer from the options given below:
Two satellites A and B of mass 'M' are orbiting the earth in circular orbits at altitudes 2R and 5R respectively, where R is the radius of the earth. The ratio of kinetic energies of satellite A and B will be