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Physics 2024 Additional Practice Questions released by CBSE on 6th April 2024

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Physics 2024 Additional Practice Questions released by CBSE on 6th April 2024 CBSE ADDITIONAL PRACTICE QUESTIONS Physics-Theory Class XII | 2023–24 Maximum marks: 70 Time Allowed: 3 hours General instructions: 1. There are 33 questions in all. All questions are compulsory. 2. This quest...

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  • April 1, 2024
  • 30
  • 2023/2024
  • Exam (elaborations)
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  • physics 2024 additional practice questions release
  • physics theory class xii 202324
  • practice questions released by cbse on 6th april 2

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Physics 2024 Additional
Practice Questions released by
CBSE on 6th April 2024
Arranged by:
morrisprofessionals@gmail.
com

, CBSE
ADDITIONAL PRACTICE QUESTIONS
Physics-Theory
Class XII | 2023–24
Maximum marks: 70 Time Allowed: 3 hours

General instructions:

1. There are 33 questions in all. All questions are compulsory.
2. This question paper has five sections: Section A, Section B, Section C, Section D, and
Section E.
3. All the sections are compulsory.
4. Section A contains sixteen questions, twelve MCQ and four Assertion Reasoning
based of 1 mark each, Section B contains five questions of two marks each, Section
C contains seven questions of three marks each, Section D contains two case study
based questions of four marks each and Section E contains three long answer
questions of five marks each.
5. There is no overall choice. However, an internal choice has been provided in one
question in Section B, one question in Section C, one question in each CBQ in
Section D and all three questions in Section E. You have to attempt only one of the
choices in such questions.
6. Use of calculators is not allowed.

Q.No Questions Marks
SECTION A
1 An electric dipole having a dipole moment of 4 × 10-9 C m is placed in a 1
uniform electric field such that the dipole is in stable equilibrium. If the
magnitude of the electric field is 3 × 103 N/C, what is the work done in
rotating the dipole to a position of unstable equilibrium?

A. zero
B. 1.2 × 10-5 J
C. 2.4 × 10-5 J
D. - 1.2 × 10-5 J

2 An infinite line of charge has a linear charge density of 10-7 C/m. 1
What will be the magnitude of the force acting on an alpha particle placed at a
distance of 4 cm from the line of charge?

A. 14.4 × 10-15 N
B. 7.2 × 10-15 N
C. 4.5 × 104 N
D. 9 × 104 N




1

, 3 The graph below shows the variation of the maximum kinetic energy of the 1
emitted photoelectron with the frequency of the incident radiation for a given
metal.




Which of the following gives the work function of the metal?

A. x-intercept
B. y-intercept
C. the slope of the graph
D. the area under the graph

4 When an electron in an atom moves from the ground state to a higher energy 1
level what happens to its kinetic and potential energies?

kinetic energy potential energy
A increases Increases
B increases Decreases
C decreases Increases
D decreases Decreases
5 Two long and straight current-carrying wires, P and Q are placed parallel to 1
each other separated by a distance of 10 cm. A wire 'R' of length 8 cm and
carrying a current of 4 A is placed between the two wires P and Q as shown
below.




2

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