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

ICS Part 2 Physics
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Physics ICS Part 2 Chapter 21 Online MCQ's Test

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Question # 1

The amount of energy equivalent to 1 a.m.u is

Question # 2

The unit of radioactivity is:

Question # 3

The mass spectrum of naturally occurring neon shows the most abundant isotope has atomic mass.

Question # 4

Which of the following basic force is able to provide an attraction between two neutrons:

Question # 5

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 # 6

Binding energy per nucleus for uranium is above:

Question # 7

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

Question # 8

Which of the following are not hadrons.

Question # 9

The radioactive decay obeys the law

Question # 10

When a nucleus emits an alpha particle, its atomic mass decreases by

Question # 11

Number of Isotopes of Neon gas are

Question # 12

Circulation of blood is studied by radio isotope.

Question # 13

The background radiation to which we are exposed, on the average is.

Question # 14

The SI unit of decay constant is

Question # 15

Which pair belongs to hadrons.

Question # 16

Energy released by conversion of 1 amu is

Question # 17

Various types of cancer are treated by

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FSc Part II Physics Chapter 0 Important MCQ's

Sr.# Question Answer
1 A pair of quark and anti quark makes a.
A. Meason
B. harden
C. Lapton
D. Baryon
2 The radioactive decay obeys the law
3 The place for soring the nuclear waste is
A. Ocean
B. Damping in earth
C. Damping in desert
D. Bottom of old salt mines
4 The dead time of G.M tube is.
A. 10-1 sec
B. 10-6sec
C. 10-4sec
D. 10-8sec
5 The charge number of Ba is.
A. 197
B. 141
C. 56
D. 85
6 Electrons are
A. Hadrons
B. Laptons
C. Quarks
D. Baryons
7 Binding energy per nucleus for uranium is above:
A. 6.7 Mev
B. 7.7 Mev
C. 6.9 MeV
D. 7.9 MeV
8 Half life of Uranium -239 is
A. 26.5 minutes
B. 24.5 minutes
C. 25.5 minutes
D. 23.5 minutes
9 Subatomic particles are divided into groups.
A. Photon
B. Laptons
C. Hadrons
D. All of these
10 The unit of radioactivity is:
A. Bequerel
B. Henry
C. Pascal
D. Joule

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