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 The charge of an alpha particle is equal to
  • A. -e
  • B. +e
  • C. -2e
  • D. 2e
2 In Wilson cloud chamber, ß-particles leave
  • A. Thin and continuous tracks
  • B. Thick and continuous tracks
  • C. No tracks
  • D. Thin and discontinuous tracks
3 By emitting Beta particle and gama particle simultaneously the nucleolus changes in its charges by
  • A. N
  • B. N/2
  • C. N/4
  • D. 3N/4
4 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
5 Nuclear fission was discovered by:
  • A. Otto Hahn
  • B. Friz strassmann
  • C. Both a and b
  • D. Michaelson
6 The energy equivalent of 1 kg of matter is about:
  • A. 10<sup>-15</sup> J
  • B. 1 J
  • C. 10<sup>-12</sup>J
  • D. 10<sup>-17</sup>J
7 The first atomic reactor was introduced by
  • A. Currie
  • B. Enrico Fermi
  • C. Newton
  • D. Bohr
8 The building blocks of protons and neutrons are called.
  • A. Ions
  • B. Electrons
  • C. Positrons
  • D. quarks
9 Energy needed to produce an electron hole in solid state detector is.
  • A. 1 to 2 eV
  • B. 3 to 4 eV
  • C. 6 to 7 eV
  • D. 8 to 9 eV
10 In nuclear radiation , track of alpha particle is.
  • A. Thin
  • B. Discontinuous
  • C. Erratic
  • D. Continuous

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
M

Muhammad Shafiqe Attari

Lahore22 - Mar - 2025

17/17
01 Mins 20 Sec
F

Farzana Anjum 1988

Lahore05 - Apr - 2025

17/17
01 Mins 29 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
M

Muhammad Hasaan

Lahore24 - Feb - 2025

16/17
01 Mins 21 Sec
A

Areeba Arif

Lahore18 - Apr - 2025

16/17
01 Mins 40 Sec
M

Muhammad Hasaan

Lahore24 - Feb - 2025

16/17
03 Mins 13 Sec
M

Maryamfarid1313 Farid

Lahore11 - Mar - 2025

16/17
04 Mins 37 Sec
A

Awais Farooq

Lahore20 - Apr - 2025

15/17
50 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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