List of top Physics Questions asked in CUET (PG)

The radius of Mohr's circle of stress of a stressed element is 30 N/mm² and minor principal tensile stress is 15 N/mm². The major principal stress is:

The SI system has seven basic units and these units pertain to the seven fundamental scientific quantities which one is not in the list of seven SI units-

In the given question, choose the correct sequence of four statements given below:
A. It was found that the charge determined in each case
B. Which reveals that charge is quantised
C. When the experiment was repeated for a number of times
D. Was an integral multiple of elementary charge.
Choose the correct answer from the options given below.

What is the simplified form of Boolean expression represented by Q in the following circuit?

Match List I with List II

LIST I (Characteristic Equation)		LIST II (Nature of Output)
A	\(S^2+18S+64\)	I	Underdamped
B	\(S^2+25\)	II	Critically damped
C	\(S^2+12S+36\)	III	Undamped
D	\(S^2+8S+25\)	IV	Overdamped

Choose the correct answer from the options given below:

Match List I with List II

LIST I		LIST II
A	Damper Winding	I	To improvement the power factor
B	Laminated steel	II	To reduce the starch current
C	Auto transformer starters	III	Prevent hunting
D	synchronous condenser	Iv	Reduce eddy current loss

Choose the correct answer from the options given below:

In single pulse modulation of PWM inverter, third harmonic can be eliminated if pulse width is equal to

If two simple harmonic motions having angular frequency 440 rad/s and 396 rad/s are superimposed, what will be the number of beats produced?

The Lissajous figure of two rectangular SHMs of equal frequency and phase difference of π/2 is

What is the kinetic energy of an electron in the lowest energy level of a hydrogen atom?

If a, b, c, d are in Harmonic progression then
(A) a+d>b+c
(B) a+c=b+d
(C) ad > bc
(D) aⁿ +cⁿ>26ⁿ
(E) a+d<b+c
Choose the correct answer from the options given below :

A metal has work function \(w_0\) = 3.3×10^-19 J. What should be the minimum frequency of the incident radiation that can remove an electron from the metal surface? [Given h = 6.6x10^-34 J-s]

Given below are two Statement:
Statement I: Speed is a vector quantity
Statement II: Velocity is a scalar quantity
In the light of the above statements, choose the correct answer from the options given below:

Five Carnot engines operate between reservoir temperatures of
A. 100 K and 500 K
B. 200 K and 500 K 
C. 400 K and 500 K 
D. 200 K and 800 K
E. 200 K and 400 K 
Arrange the engines according to their decreasing efficiencies.
Choose the correct answer from the options given below.

Consider an inertial frame S' moving at a speed \(\frac{c}{3}\) away from another inertial frame S along the common x-axis, where c is the speed of light. As observed from S', a particle is moving with speed \(\frac{c}{3}\) in the y' direction as shown in the figure. The speed of the particle as seen from S will be

If \(\hat{n_1}, \hat{n_2}\)are two unit vectors and \(\theta\) is the angle between them, then \(\cos\frac{\theta}{2}\) is equal to

Given below are two statements:
Statement I: Accuracy is the degree of agreement between the measured value and the accepted true value of the given parameter.
Statement II: Determinate error are random in nature and occur when something went wrong during the measurement.
In the light of the above Statements, choose the correct answer from the options given below:

The unit vectors orthogonal to the vector\(-\hat{i}+2\hat{j}+2\hat{k}\) and making equal angles with the x and y axis is (are)

When bullet is fired from a gun, its potential energy is converted into ____ .

If the stream function equation y=3x²-y², what is the magnitude of velocity at point (2.2)?

What is the change in entropy when 10 g of ice at 0 °C is converted into water at the same temperature? The latent heat of ice is 80 cal/g.

If W is weight of the chain, L is span and P is tension or pull, then sag correction for chain line will be.

Soap bubble attains spherical shape due to

Given below are two statements:
Statement - I: The formula of correct length is \(\frac{\text{Measure of length}}{\text{Nominal length of Tape}}\) × Actual length of tape.
Statement - II: The formula of sag correction is - \(\frac{-W^2}{24P^2}\times L\).
In the light of the above statements, choose the correct answer from the options given below :

A car accelerate from it's Stationary position for 8 seconds and travels a distance of 280m. According to the mean value theorem, the speedometer at a certain time during accelaration must read exactly.