21th Chapter

ICS Part 2 Physics Chapter 21 Online Test MCQ's

2nd Year Physics Chapter 21 Online MCQ Test for 12th Class Physics Chapter 21 (Nuclear Physics)

ICS Part 2 Physics
Chapter 21 Test

Start Chapter 21 Test

2nd Year Physics Chapter 21 Online MCQ Test for 12th Class Physics Chapter 21 (Nuclear Physics)

Sr. # Questions Answers Choice
1 I amu =
  • A. 9.31 MeV
  • B. 931 MeV
  • C. 9.031 MeV
  • D. None of above
2 When gama rays are emitted, the nuclear mass.
  • A. Decreases by 4 units
  • B. Does not change
  • C. Increases by 2 units
  • D. Increase by 1 unit
3 Mass of meason is
  • A. Greater then proton
  • B. Less than proton
  • C. Equal to proton
  • D. Equal to neutron
4 Binding energy per nucleus for uranium is above:
  • A. 6.7 Mev
  • B. 7.7 Mev
  • C. 6.9 MeV
  • D. 7.9 MeV
5 The moderator used in a nuclear reactor
  • A. Sodium
  • B. Uranium
  • C. Graphite
  • D. Cadmium
6 There is no charge in A and Z of any radioactive element by the emission of.
  • A. Alpha particle
  • B. Beta particle
  • C. Gama particle
  • D. X- rays
7 The potential difference between the top and bottom of a cloud chamber is of the order of
  • A. 290 v
  • B. 400 v
  • C. 1 kv
  • D. None of above
8 When a nucleus emits an alpha particle, its atomic mass decreases by
  • A. 1
  • B. 2
  • C. 3
  • D. 4
9 James chadwick discovered:
  • A. Proton
  • B. Positron
  • C. Neutron
  • D. Electron
10 Subatomic particles are divided into groups.
  • A. Photon
  • B. Laptons
  • C. Hadrons
  • D. All of these

Top Scorers of Physics ICS Part 2 Chapter 21 Online MCQ's Test

A

Awais Farooq

Lahore20 - Apr - 2025

17/17
44 Sec
A

Awais Farooq

Lahore20 - Apr - 2025

17/17
51 Sec
A

Areeba Arif

Lahore18 - Apr - 2025

17/17
01 Mins 40 Sec
A

Areeba Arif

Lahore18 - Apr - 2025

17/17
02 Mins 17 Sec
A

Awais Farooq

Lahore20 - Apr - 2025

16/17
40 Sec
A

Awais Farooq

Lahore20 - Apr - 2025

16/17
46 Sec
A

Awais Farooq

Lahore20 - Apr - 2025

16/17
57 Sec
A

Awais Farooq

Lahore20 - Apr - 2025

16/17
01 Mins 20 Sec
A

Areeba Arif

Lahore18 - Apr - 2025

16/17
01 Mins 40 Sec
A

Awais Farooq

Lahore20 - Apr - 2025

15/17
50 Sec
S

Sehar Fatima

Lahore28 - Apr - 2025

15/17
01 Mins 39 Sec
A

AYESHA Shahid

Lahore14 - Apr - 2025

15/17
02 Mins
S

Sehar Fatima

Lahore28 - Apr - 2025

15/17
02 Mins 18 Sec
A

Asma Najeeb

Lahore16 - Apr - 2025

15/17
02 Mins 27 Sec
Z

Zunaira Sajjad

Lahore18 - Apr - 2025

15/17
02 Mins 54 Sec

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    Guest User

    23 Mar 2020

    good

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    Faiz Imran

    30 Jun 2019

    Mcqs

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