Second Year Physics Chapter 21 Online MCQ Test for 2nd Year Physics Chapter 21 Nuclear Physics Preparation

FSC Part 2 Physics
Chapter 21 Test

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Physics FSC Part 2 Chapter 21 Online MCQ's Test

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Question # 1

Nuclear fission chain reaction is controlled by using.

Question # 2

A radio active substance has a half life of four months. 3 -fourth of the substance will decay in:

Question # 3

By emitting Beta particle and gama particle simultaneously the nucleolus changes in its charges by

Question # 4

Binding energy for deuteron nucleus is given by

Question # 5

The building blocks of protons and neutrons are called.

Question # 6

Binding energy per nucleon is maximum for

Question # 7

Which one belongs to lepton's group

Question # 8

Which of the following is typical source of alpha particle.

Question # 9

The mass of proton in amu is:

Question # 10

The bnding energy for nucleus A is 7.7 Me V and that for nucleus B is 7.8 MeV. Which nucleus has the larger mass?

Question # 11

Gamma radiations are emitted due to:

Question # 12

The moderator used in a nuclear reactor

Question # 13

Before and after nuclear reaction the number of protons and neutrons:

Question # 14

The scientist who suggested the presence of neutron was:

Question # 15

Rutherford performed on experiment on a nuclear reaction in:

Question # 16

The most abundant isotope of neon is:

Question # 17

A device that shows the visible path of ionizing particle is called.

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FSc Part II Physics Chapter 0 Important MCQ's

Sr.# Question Answer
1 When nitrogen is bombarded by alpha particles nitrogen nucleus changes into
A. Oxygen
B. Carbon
C. Barium
D. Helium
2 A radio active substance has a half life of four months. 3 -fourth of the substance will decay in:
A. 6 months
B. 8 months
C. 12 months
D. 16 months
3 The radioactive decay obeys the law
4 Which of the following are not hadrons.
A. Muons
B. Mesons
C. Positrons
D. Neutrons
5 I amu =
A. 9.31 MeV
B. 931 MeV
C. 9.031 MeV
D. None of above
6 The energy of photon for photoelectric effect is less than
A. 1 MeV
B. 2 MeV
C. 5 MeV
D. 8 MeV
7 Two up quarks and one down quarks makes a
A. Proton
B. Newton
C. Photon
D. Meson
8 amu =
A. 1.06 x 10-27 kg
B. 1.6606 x 10-27 kg 
C. 1.520 x 10-21 kg
D. 1.6606 x 10-31 kg
9 Which of the following is typical source of alpha particle.
A. Strontium -94
B. Radon -222
C. Cobalt -60
D. Zic sulphate
10 Materials can be identified by measuring their
A. Mass
B. Half life
C. Both a and b
D. None of a,b,c

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