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

ICS Part 2 Physics
Chapter 21 Test

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Physics ICS Part 2 Chapter 21 Online MCQ's Test

00:00
Question # 1

The particles which do not experience strong force are called.

Question # 2

The charge on Beta particle is

Question # 3

1 gray is equal to.

Question # 4

Radioactivity happen due to the disintegration of

Question # 5

Charge on an electron was determined by

Question # 6

Marie Curie and Pierre Curie discovered.

Question # 7

I amu =

Question # 8

Which is true for both alpha particle and gama rays.

Question # 9

Which particle has larger range in air.

Question # 10

The moderator used in a nuclear reactor

Question # 11

X -rays are similar in nature to.

Question # 12

Which of the following are not hadrons.

Question # 13

The number of protons in any atom are always equal to the number of

Question # 14

The activity of radioactive sample

Question # 15

Electrons are

Question # 16

The binding energy for_________ is maximum.

Question # 17

Unit of decay constantλ is:

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ICS Part 2 Physics Chapter 21 Online Test MCQ's

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FSc Part II Physics Chapter 0 Important MCQ's

Sr.# Question Answer
1 Unit of decay constantλ is:
A. ms
B. m-1
C. m
D. S-1
2 Mass of meason is
A. Greater then proton
B. Less than proton
C. Equal to proton
D. Equal to neutron
3 Which one belongs to lepton's group
A. Electron
B.
Muons
C. Neutrons
D. All of these
4 The mass of beta particle is equal to mass of.
A. Protons
B. Electrons
C. Neutrons
D. Boron
5 Both Xenon and cesium have
A. 33 isotopes
B. 34 Isotopes
C. 36 Isotopes
D. 35 Isotopes
6 The dead time of G.M tube is.
A. 10-1 sec
B. 10-6sec
C. 10-4sec
D. 10-8sec
7 Number of Isotopes of Neon gas are
A. 2
B. 3
C. 4
D. 1
8 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
9 Gamma radiations are emitted due to:
A. De-excitation of atom
B. De-excitation of nucleus
C. Excitation of atom
D. Excitation of nucleus
10 Nuclear fission chain reaction is controlled by using.
A. Cadmium rods
B. Iron rods
C. Platinum rods
D. Steel rods

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  • Faiz imran

    Faiz imran

    30 Jun 2019

    Mcqs

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