List of top Physics Questions asked in CUET (PG)

A voltage of 100 V dc is applied across two capacitors in series having capacitances C1 = 200 μF and C2 = 20 uF. A voltage drop across C1 is given as
Consider Rydberg (hydrogen-like) atoms in a highly excited state with n around 400. The wavelength of radiation coming out of these atoms for transitions to the adjacent levels in the range.
What will be potential and field due to a dipole of dipole moment 4.5×10-10 cm at a distance from 1 m from the center of the dipole along its axis?
What is the relation between half life (T) and decay constant (\(λ\)) of a radioactive element?
The dimensional formula of force is:
When a charge particle moves in a uniform magnetic field, its kinetic energy
Given below are two statements: one is labelled as Assertion A and the other is labelled as Reason R
Assertion: Clipping circuits control the shape of the waveform by clipping on removing a portion of the applied wave.
Reason R: Clipping circuit needs minimum three components namely an ordinary diode, a resistor and a capacitor.
In the light of the above statements, choose the most appropriate answer from the options given below:
Operational amplifiers can be used as
A. Summing circuit
B. Voltage regulator
C. Integrator
D. Differentiator
E. Clipping Circuit
Choose the correct answer from the options given below.
Charge amplifier is used to amphfy the output signal of
(A) Piezoelectric Transducer
(B) Photo emissive Transducer
(C) Photo conductive Transducer
(D) Photo Voltaic Transducer
(E) LVDT
Choose the correct answer from the options given below:
The COP of a heat pump is 40% of a reversible heat pump. The operating temperatures limits are \(2°C\) and \(25°C\). If 2.5 kW of heat is pumped by the heat pump in a room to be heated, then the power input to the heat pump is:
The phase space is a
The following logic circuit represents
Logic Circuit
Which of the following expression represents the correct value of coefficient of curvature ?
A large air mass swirling around a low pressure area is known as -
Biot number and Nusselt numbers are given by (Here LC is characteristic length, KS = Thermal conductivity for solid, Kf = Thermal conductivity of fluid)
Coefficient of volume change (mv) is given by -
Where av is coefficient of compressibility and Co is initial void ratio corresponding to the initial pressure.
If the power and current gains of a transistor amplifier are 16500 and 100 respectively, then voltage gain is___
When the water surface coincides the top edge of a rectangular vertical 40m (wide) x 3m (deep), then the depth of center of pressure is.
Given below are two statements: One is labelled as Assertion A and the other is labelled as Reason R:
Assertion A: The gradient of velocity at right angles to the flow is called the shear rate.
Reason R: Shear rate is also known as velocity gradient or strain raste.
In the light of the above statements, choose the correct answer from the options given below :
The stream function for a two-dimensional flow is given by y=2xy. the velocity at (2.2) is.
Given below are two statements :
Statement-l : We can join two P-N junctions back-to-back to form a transistor
Statement-II In a transistor the emitter base junction is forward biased while base collector junction is reverse biased.
In the light of the above statements, choose the correct answer from the options given below.
When the speed becomes more than the synchronous speed during hunting, the damper bars develop___
Given below are two statements:
Statements-I: Compton effect can be explained on the basis of wave nature of light.
Statements-II: Diffraction pattern of light can be explained on the basis of particle nature of light.
In the light of the above statements, choose the correct answer from the options given below.
The relative permittivity of distilled water is 81. What is the velocity of light in the distilled water?
Head lost due to friction is 7 m in a pipe flow. The total head at the inlet of the pipe to be maintained for maximum power transmission through the pipe is: