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

Half life of radon gas is

Question # 2

If the following particle have the same energy, which particle has the shortest wave length.

Question # 3

The building blocks of protons and neutrons are called.

Question # 4

Which of the following are not hadrons.

Question # 5

The particles equal in mass but greater than proton are.

Question # 6

Which one belongs to lepton's group

Question # 7

In Wilson cloud chamber, ß-particles leave

Question # 8

Two down and one up quarks make

Question # 9

The force which is responsible for the breaking up of the radioactive element is.

Question # 10

A positron is a particle having.

Question # 11

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

Question # 12

A particles equal or greater in mass than of protons are called.

Question # 13

Curie is unit of.

Question # 14

Binding energy per nucleon is maximum for

Question # 15

Which pair belongs to hadrons.

Question # 16

The binding energy for_________ is maximum.

Question # 17

The unit of radioactivity is:

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FSc Part II Physics Chapter 0 Important MCQ's

Sr.# Question Answer
1 Which of the following basic force is able to provide an attraction between two neutrons:
A. Electrostatic and nuclear b
B. Electrostatic and gravitational
C. Gravitational and strong nuclear
D. Only nuclear force
2 Electrons are
A. Hadrons
B. Laptons
C. Quarks
D. Baryons
3 Which of the following are not hadrons.
A. Muons
B. Mesons
C. Positrons
D. Neutrons
4 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?
A. Nucleas A
B. Nucleus B
C. Less than nucleus
D. None of these
5 A pair of quark and anti quark makes a.
A. Meason
B. harden
C. Lapton
D. Baryon
6 The quantity of U in the naturally occurring uranium is.
A. 0.2%
B. 0.3%
C. 0.7%
D. 0.4%
7 For workers in nuclear facilities is, a weekly does of is normally considered safe
A. 1.0 msv
B. 5.0 msv
C. 2.0 msv
D. 3.0 msv
8 Binding energy for deuteron nucleus is given by
A. 2.8 MeV
B. 2.23 MeV
C. 2.28 MeV
D. 2.25 MeV
9 The most useful tracer is.
A. Strontium -90
B. Iodine -31
C. Cobalt -60
D. Carbon -14
10 Unit of decay constantλ is:
A. ms
B. m-1
C. m
D. S-1

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