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# CUET Physics Question Paper 2024 with Solutions

As per the schedule, the CUET Physics is scheduled to take place on 16 May in offline mode. After the conclusion of the exam, we are presenting the CUET Physics Question Paper 2024 with detailed solutions on this page. This CUET UG Physics Question paper will assist you in understanding the types of questions asked and also help to predict their scores in the physics paper.

## CUET Physics Question Paper 2024

The National Testing Agency (NTA) makes the official CUET Physics question paper available on the official website. Candidates can improve their time management abilities and finish their preparations by practicing and solving the CUET UG physics question paper 2024. According to the CUET exam pattern, the CUET Physics question paper will contain 50 questions, with candidates required to attempt any 40 questions. The CUET Physics question papers from this year as well as the previous years are available below.

## CUET UG Physics Question Paper 2024 with Solutions

The physics exam has been concluded at 03:00 p.m. After the conclusion of the exam students anxiously search for solutions. Our in-house experts have shared the CUET Physics paper solutions. Checkout the important questions and answers for the CUET UG 2024 Physics paper held on 16 May below.

Q) A point source causing photoelectric emission from a metallic plate is moved away from the plate. The variation in photoelectric current with distance from the source is correctly represented by the graph

Ans: Option (iii)

Q) A wire carrying current I, bent as shown in the figure, is placed in a uniform field B that emerges normally out from the plane of the figure. The force on this wire is

Ans: (i) 4BIR, directed vertically downward

Q) The shortest wavelengths emitted in the hydrogen spectrum corresponding to different spectral series are under:

Ans: (ii) (A), (C), (B), (D)

Q) Two nuclei have mass numbers A and B respectively. The density ratio of the nuclei is

Ans: (iv) 1:1

Q) The kinetic energy of an electron in ground level in hydrogen atoms is K units. The value of its potential energy and total energy respectively are.

Ans: -2K, -K

Q) The transfer of an integral number of_is one of the evidence of quantization of electric charge.

Ans: (iii) electrons

Q) When a slab of insulating material 4mm thick is introduced between the plates of a parallel plate capacitor of separation 4 mm, it is found that the distance between the plates has to be increased by 3.2 mm to restore the capacity to its original value. The dielectric constant of the material is:

Ans: (ii) 5

Q) The refractive index of the material of an equilateral prism is √2, The angle of the minimum deviation of that prism is

Ans: (iii) 30°

Q) Given below are V versus I graphs for different types of p-n junction diodes marked A, B, C, and D

Ans: (i) (D), (C), (A), and (B)

Q) Silicon can be doped using one of the following elements as dopant:

Ans: (iii) (A), (B), (C), and (D)

Q) A proton accelerated through a potential difference V has a de Broglie wavelength A. On doubling the accelerating potential, de Broglie wavelength of the proton

Ans: (iv) Decreases

## CUET UG Physics Answer Key 2024 DPF

Checkout the CUET UG 2024 Physics answer key 2024 PDF with questions and detailed solutions below.

## CUET Physics PYQ

The Memory-Based CUET Physics Question Paper of previous years is available here. Our Adda247 team prepares the CUET Physics Question paper based on a review of the applicants who took the CUET Physics Exam as last year the paper was held in offline mode. Here is the completion of the physics questions after analyzing all the shifts.

Q1. Match Column I and Column II.

 Column I Column II (A) Linear charge density (1)  Charge  Volume (B) Surface charge density (2)  Charge  Length (C) Volume charge density (3)  Charge  Area (D) Discrete charge (4) System consisting of distribution ultimate individual charges

(a) A→ (2), B→ (3), C→ (1), D→ (4)
(b) A→ (1), B→ (3), C→ (1), D→ (4)
(c) A→ (3), B→ (1), C→ (2), D→ (4)
(d) A→ (3), B→ (2), C→ (1), D (4)

Ans. (a)

Q2. An equipotential surface is that surface
(a) on which each and every point has the same potential
(b) which has negative potential
(c) which has positive potential
(d) which has zero potential

Ans. (a)

Q3. Statement I- When a dielectric slab is gradually inserted between the plates of an isolated parallel-plate capacitor, the energy of the system decreases.
Statement II- The force between the plates decreases.
(a) Statement I is correct; Statement II is correct; Statement II is a correct explanation for Statement I
(b) A Statement I is correct; Statement II is correct; Statement II is not a correct explanation for Statement I
(c) Statement I is correct, Statement II is incorrect
(d) Statement I is incorrect; Statement II is correct.
Ans. (c)
Q4. AB is a potentiometer wire. If the value of R is increased, then in which direction will the balance point shift?

(a) Towards A
(b) Towards B
(c) No change
(d) Will remain fixed at the mid of wire AB
Ans. (b)
Q5. As a current is set up in a moving coil galvanometer, then arrange the following in sequential order.

1. Pointer attached with the coil starts rotating.
2. Pointer stops moving due to equilibrium between restoring torque and torque of coil.
3. The spring creates a restoring torque c=k.
4. Pointer reads a calibrated value.
5. The coil of the meter experience torque = NIAB and starts rotating.

Choose the correct answer from the options given below:
(a) E, C, A, D, B
(b) E, A, C, B, D
(c) E, D, B,A,C
(d) E,C,A, B,D
Ans. (b)
Q6. The sensitivity of potentiometer can be increased by
(a) increasing the e.m.f of the cell
(b) increasing the length of the potentiometer
(c) decreasing the length of the potentiometer wire
(d) None of these
Ans. (b)
Q7. A conducting circular loop of radius r carries a constant current i. It is placed in a uniform magnetic field B such that B is perpendicular to the plane of the loop. The magnetic force acting on the loop is
(a) i r B
(b) 2 r i B
(c) zero
(d) r i B
Ans (c)
Q8. Which of the following statements related to magnetic materials are correct?

1. Diamagnetic materials get strongly magnetized in an external magnetic field.
2. Ferromagnetic materials get strongly magnetized in an external magnetic field.
3. Paramagnetic materials get weakly magnetized in an external magnetic field.
4. Soft iron is a suitable material for the core of electro-magnets.
5. For diamagnetic materials, magnetic susceptibility is positive and small.

Choose the correct answer from the options given below:
(a) A, B, E only (b) B, C, E only
(c) B, C, D only (d) C, D, E only
Ans. (c)

Q9. According to oersted, around a current carrying conductor, magnetic field exists
(a) as long as there is current in the wire
(b) even after removing the current in the wire
(c) only few seconds after removing the current </span
(d) None of these
Ans. (a)
Q10. Cyclotron can be used to accelerate
(a) electrons
(b) neutrons
(c) positive ions
(d) negative ions
Ans. (c)
Q11. The S.I. unit of electric flux is
(a) weber
(b) newton per coulomb
(c) volt × meter
(d) joule per coulomb

Ans. (c)

Q12. Capacitors are used in electrical circuits where appliances need more
(a) voltage
(b) current
(c) resistance
(d) power
Ans.  (b)
Q13. Susceptibility is positive and large for a
(a) paramagnetic substance
(b) ferromagnetic substance
(c) diamagnetic substance
(d) nonmagnetic substance

Ans.  (b)

Q14. Which of the following property shows the property of ferromagnetic substances?
(a) The ferromagnetic property depends on temperature.
(b) The ferromagnetic property does not depend on temperature.
(c) At high enough temperature ferromagnet becomes a diamagnet.
(d) At low temperature ferromagnet becomes a paramagnet.

Ans. (a)

Q15. Materials suitable for permanent magnet, must have which of the following properties?
(a) High retentivity, low coercivity and high permeability.
(b) Low retentivity, low coercivity and low permeability.
(c) Low retentivity, high coercivity and low permeability.
(d) High retentivity, high coercivity and high permeability
Ans. (d)
Q16.  Hysteresis is the phenomenon of lagging of
(a) I behind B
(b) B behind I
(c) I and B behind H
(d) H behind I

Ans. (c)
Q17. Permanent magnets are substances having the property of
(a) ferromagnetism at room temperature for a long period of time.
(b) paramagnetic at room temperature for a long period of time.
(c) anti-ferromagnetism at room temperature for a long period of time.
(d) diamagnetism at room temperature for a long period of time
Ans.(a)
Q18. Statement I- Faradays laws are consequence of conservation of energy.
Statement II- In a purely resistive ac circuit, the current legs behind the emf in phase
(a) Statement I is correct; Statement II is correct; Statement II is a correct explanation for Statement I
(b) A Statement I is correct; Statement II is correct; Statement II is not a correct explanation for Statement I
(c) Statement I is correct, Statement II is incorrect
(d) Statement I is incorrect; Statement II is correct.
Ans. (c)

Q19. Len’z law provides a relation between
(a) current and magnetic field.
(b) induced e.m.f. and the magnetic flux.
(c) force on a conductor in magnetic field.
(d) current and induced e.m.f
Ans. (b)
Q20. Two identical coaxial circular loops carry a current i each circulating in the same direction. If the loops approach each other, you will observe that the current in
(a) each increase
(b) each decrease
(c) each remains the same
(d) one increases whereas that in the other decreases
Ans. (b)
Q21. The impedance of a LCR circuit is

Ans.  (a)

Q22. Arrange the following types of electromagnetic waves in the increasing order of their frequencies

1. Gamma rays
3. Visible light
4. Ultraviolet rays

Choose the correct answer from the options given below:
(a) A<D<C<B
(b) D < C < A < B
(c) B<C<D<A
(d) C < D < B < A
Ans. (c)
Q23. The electromagnetic waves
(a) travel with the speed of sound
(b) travel with the same speed in all media
(c) travel in free space with the speed of light
(d) do not travel through a medium
Ans. (c)
Q24. The focal length of the objective of a telescope is 60 cm. To obtain a magnification of 20, the focal length of the eye piece should be
(a) 2 cm
(b) 3 cm
(c) 4 cm
(d) 5 cm
Ans. (b)
Q25. The dispersive power of a prism depends on its
(a) shape
(b) size
(c) angle of prism
(d) the refractive index of the monitorial of the prism
Ans. (d)
Q26. The magnification by objective lens of a microscope does not depend upon

1. the focal length of objective
2. the diameter of objective

III. the angle subtended by the diameter of the objective lens at the focus of the microscope the angle subtended by the eyepiece on the eye
(a) I and II
(b) II and III
(c) III only
(d) IV only
Ans. (d)
Q27. The objective of a telescope must be of large diameter in order to
(a) remove chromatic aberration
(b) remove spherical aberration and high magnification
(c) gather lighter and for high resolution
(d) increase its range of observation
Ans. (c)
Q28. Statement I- Diffraction takes place for all types of waves mechanical or non-mechanical, transverse or longitudinal.
Statement I- Diffraction’s effect is perceptible only if wavelength of wave is comparable to dimensions of diffracting device.

(a) Statement I is correct; Statement II is correct; Statement II is a correct explanation for Statement I

(b) A Statement I is correct; Statement II is correct; Statement II is not a correct explanation for Statement I
(c) Statement I is correct, Statement II is incorrect
(d) Statement I is incorrect; Statement II is correct.
Ans. (b)
Q29. Intensity of light depends on
(a) amplitude
(b) frequency
(c) wavelength
(d) velocity
Ans. (a)
Q30. In the given graph of photoelectric current versus collector plate potential the quantities (A), (B), and (C) represent

(i) A (1) Retarding potential
(ii) B (2) Stopping potential
(iii) C (3) Saturation current
(a) (i) – 2; (ii) – 1; (iii) – 3
(b) (i) – 2; (ii) – 3; (iii) – 1
(c) (i) – 3; (ii) – 2; (iii) – 1
(d) (i) – 1; (ii) – 2; (iii) – 3
Ans.  (b)
Q31. In a photoelectric experiment the stopping potential for the incident light of wavelength 4000Å is 2 volts. If the wavelength be changed to 3000 Å, the stopping potential will be
(a) 2 V
(b) zero
(c) less than 2 V
(d) more than 2 V
Ans. (d)
Q32. It is essential to consider light as a stream of photons to explain
(a) diffraction of light
(b) refraction of light
(c) photoelectric effect
(d) reflection of light
Ans. (c)
Q33. The Lyman transitions involve
(a) largest changes of energy
(b) smallest changes of energy
(c) largest changes of potential energy
(d) smallest changes of potential energy
Ans. (a)
Q34. The wavelength of the first line of Lyman series for hydrogen atom is equal to that of the second line of Balmer series for a hydrogen like ion. The atomic number Z of hydrogen like ion is
(a) 3
(b) 4
(c) 1
(d) 2
Ans. (d)
Q35. The half-life of a radioactive isotope ‘X’ is 20 years. It decays to another element ‘Y’ which is stable. The two elements ‘X’ and ‘Y’ were found to be in the ratio of 1 : 7 in a sample of a the given rock. The age of the rock is estimated to be
(a) 60 years
(b) 80 years
(c) 100 years
(d) 40 years
Ans. (a)

Q36. Arrange the following steps involved in working of photodiode in sequential order of their occurrence

1. Electron hole pair generation
2. Absorption of photons
3. Illumination with light
4. Separation of electron-hole pair
5. Collection of electrons in n-side and holes in p-side.

Choose the correct answer from the options given below:
(a) D, E, B, A, C (b) C, B, A, D, E
(c) C, A, D, B, E (d) B, C, A, D, E
Ans. (b)
Q37. A Zener diode, having breakdown voltage equal to 15V, is used in a voltage regulator circuit shown in figure. The current through the diode is

(a) 10 mA
(b) 15 mA
(c) 20 mA
(d) 5 mA
Ans. (d)
Q38. In a P -N junction
(a) the potential of P & N sides becomes higher alternately
(b) the P side is at higher electrical potential than N side.
(c) the N side is at higher electric potential than P side.
(d) both P & N sides are at same potential.
Ans. (a)
Q39. Long range transmission of TV-signal is done by
(a) space-wave
(b) sky waves
(c) ground wave
(d) artificial-satellite
Ans. (d)
Q40. What is the modulation index of an over modulated wave
(a) 1
(b) Zero
(c) < 1
(d) > 1
Ans. (d)

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## FAQs

### What is the maximum marks for CUET physics?

The full marks for the CUET Physics section is 200 marks

### Does CUET have physics?

There are ten units total in the CUET Physics Syllabus. The CUET Physics course curriculum includes topics like Atoms and Nuclei, Electrostatics, Current Electricity, Magnetic Effect of Current and Magnetism, Electromagnetic Induction and Alternating Current, Optics, Electromagnetic Waves, Electronic Devices, Dual Nature of Matter and Radiation, and Communication Systems.