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 Marie Curie and Pierre Curie discovered.
  • A. Uranium
  • B. Uranium and Radium
  • C. Polonium and radium
  • D. Radium
2 The Unit of decay constant.
  • A. Second
  • B. (second)-1
  • C. m-1
  • D. mk
3 Which pair belongs to hadrons.
  • A. Protons and Neutrons
  • B. Neutrons and electrons
  • C. Photons and electrons
  • D. positrons and electrons
4 Cosmic rays consist of
  • A. Protons
  • B. High energy photons
  • C. Positron
  • D. All of above
5 Unit of decay constant<span style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: 16px;">λ is:</span>
  • A. ms
  • B. m<sup>-1</sup>
  • C. m
  • D. S<sup>-1</sup>
6 The radioactive decay obeys the law
  • A.
  • B.
  • C.
  • D.
7 The amount of energy equivalent to 1 a.m.u is
  • A. 931.5 MeV
  • B. 93.15 MeV
  • C. 9.315 MeV
  • D. 2.224 MeV
8 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
9 Low level radiations effects
  • A. Less of hair
  • B. Ulceration
  • C. Drop of white blood cells
  • D. All
10 The force which is responsible for the breaking up of the radioactive element is.
  • A. Weak nuclear force
  • B. Strong nuclear force
  • C. Electromagnetic force
  • D. Gravitational force

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
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
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

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    Guest User

    23 Mar 2020

    good

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    Faiz Imran

    30 Jun 2019

    Mcqs

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