List of top Questions asked in CUET (UG)- 2023

A uniform magnetic field, parallel to the plane of the paper existed in space initially directed from left to right. When a bar of soft iron is placed in the field parallel to it, the lines of force passing through it will be represented by:
Identify the graph from the following showing the temperature dependence of resistivity for a typical semiconductor?
What will be the energy released in the fusion process of two lighter nuclei of masses \( m_1 \) and \( m_2 \) into a nucleus of mass \( M \)?
Which one out of the following is not an application of eddy currents?
The electric field vector oscillates according to the equation \(\overrightarrow E = 4sin[1.8y +(5.4×10^6)t]\hat k\). The equation of magnetic field vector is:
Match List I with List II
LIST I LIST II
A.Frequency is the characteristics ofI.Due to dispersion of light
B.In a soap bubble colours are seenII.Medium of travel of light
C.Wavelength depends on III.Source of light
D.In a prism colours appearIV.Due to interference of light
Choose the correct answer from the options given below:
The capacitance of capacitor increases when :
(A) its charge increases
(B) its supply voltage decreases
(C) common area of the plates increases
(D) separation between the plates decreases
Choose the correct answer
Ten capacitors each of 2 µF capacity were arranged in two rows such that first row contains 6 capacitors in series where as the rest were in second row. The equivalent capacitance of the network is:
The forbidden energy gaps in conductors, semiconductors and insulators are (Eg)c, (Eg)s and (Eg)1 respectively. What is the relation among them ?
In the figure, the potential difference between A and B is:
potential difference between A and B
An electric bulb has a filament made of _______
Homi Jahangir Bhabha played an important role in the Discovery of ________
If three cells are connected in parallel as shown in figure, then equivalent emf would be:
3 cells
The mutual inductance M12 of coil 1 with respect to coil 2:
A galvanometer having a resistance of 8Ω is shunted by a wire of resistance 2Ω. If the current is 1 A, the part of it passing through the shunt will be:
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.
There are 4 electric bulb of 50W (each) is used for 5 hour per day. Calculate the energy consumed in the month of January.
The height of a TV tower is 180 m. To what distance the transmission can be made from this tower, if the radius of earth is \(6.4 \times 10^6\) m?
The charge which is a source of electric field but not of magnetic field is:
Six equal resistances each of 4 Ω are connected to form a network as shows in figure. The resistance between A and B would be:
Resistance
Identify the logic operation carried out by the following circuit.
logic operation carried out
Match List I with List II

List-I

List-II

(A)To slow down fast moving neutrons(I)Thermal neutrons
(B)A neutron or a proton(II)Fission
(C)Slow neutrons(III)Moderator
(D)Neutron induced nuclear reaction(IV)Nucleon

Choose the correct answer from the options given below:
Ferromagnetic material core used for transformer must have
Who among the following in Ancient India made some prominent discoveries in Physics?
Which of the following statements are correct for a transistor action ?
(A) The input resistance depends upon the current IC in the transistor
(B) Collector currents is equal to the sum of base current and emitter current
(C) The emitter junction is forward biased
(D) The collector junction is reverse biased
(E) Both the emitter junction as well as the collector junction are forward biased
Choose the correct answer from the options given below: