List of top Physics Questions asked in CUET (UG)

Let us consider interference between two sources of intensities I and 4I. What will be the intensity at points where the phase difference is π?

Two charges 5 µC and -2 µC (with no external field) are placed at (-9 cm, 0, 0) and (9 cm, 0, 0) respectively. The work required to separate the two charges infinitely away from each other is :

Electron and Photon have same de Broglie wavelength, which of the following is true for their momentum:

A parallel beam of monochromatic light of wavelength 460 nm passes through a long slit of width 0.1 mm. What is the angular divergence in which most of the light is diffracted?

When a ray of light enters from denser medium to rarer medium, its velocity is doubled. The critical angle for total internal reflection will be:

The graph showing correct variation of photo current with intensity of incident light:

C.V. Raman got Nobel Prize in 1930 for his discovery of:

The mutual inductance M₁₂ of coil 1 with respect to coil 2:

If a copper wire carries a direct current, the magnetic field associated with the current would be:

In a series LCR circuit an ac voltage source is connected. When inductor is removed from the circuit, the phase difference between the voltage and the current in the circuit is \(\frac{π}{3}\). If capacitor is removed from the circuit instead of inductor, the phase difference is again \(\frac{π}{3}\). What is the power factor of the circuit?

Which of the following statement is not true for the electromagnetic waves?

A wire is bent as shown in figure is placed in a uniform field B that emerges from the plane of the paper, outward as shown. The magnitude of force on the given wire is :

A parallel beam of light of wavelength 500 nm is incident normally on a slit of width d. If the distance between slit and screen is 0.6 m and distance of second order minimum from the centre of the screen is 6.0 mm, What is the width of the slit?

Match List I with List II

Choose the correct answer from the options given below:

Choose the correct statements from the following:
A. Induced emf opposes any change in the current in a circuit
B. Induced emf in a closed coil can be increased by increasing the number of turns in the coil
C. Varying current in a coil can not induce emf in a neighbouring coil.
D. An LCR circuit has zero impedance at resonant frequency
E. Average power supplied to an inductor over one complete cycle is zero
Choose the correct answer from the options given below:

An alternating voltage V = 140 sin 100 πt is connected across a pure resistor of resistance 40 Ω. What is the rms current through the resistor? (Take √2 = 1.4)

What is the self inductance of a solenoid of length 50 cm, if area of cross section is 10 cm² and total number of turns is 600?

A body oscillate with SHM according to equation (SI unit),
\(x= 10cos (2πt+π/4)\)
at t= 1.5 s, calculate the speed of the body.

A flask contains Argon and Chlorine in the ratio of 2:1 by mass. The temperature of the mixture is 27°C. The ratio of root mean square speed of molecules of two gases will be: (atomic mass of Argon =40 u and molecular mass of Chlorine = 71 u)

What is the magnetic force acting on a proton (charge +1.6 × 10^-19C) moving at an angle of 30° across a magnetic field of 5.3 x 10³ T at a speed of 3.0 x 10⁵ ms^-1?

Which of the following is connected to the coil of the galvanometer, to protect it from possible damages due to large current?

Choose the correct formula for magnifying power of a simple microscope from the following

Light from a point source in air falls on spherical glass surface (n = 1.4 and radius of curvature 20 cm). The distance of light source from the glass surface is 150 cm, At what position is the image formed?

Match List I with List II

Choose the correct answer from the options given below:

For a glass prism (μ= √3), the angle of minimum deviation is equal to the angle of prism. What is the angle of prism?