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

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

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Question # 1

A pair of quark and anti quark makes a.

Question # 2

The number of Isotopes of cesium are.

Question # 3

Which one belongs to lepton's group

Question # 4

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

Question # 5

The particles equal in mass but greater than proton are.

Question # 6

The mass spectrum of naturally occurring neon, showing

Question # 7

How many times, the alpha particle is more massive than electrons.

Question # 8

When nitrogen is bombarded by alpha particles nitrogen nucleus changes into

Question # 9

Controlling rods inserted into the reactor are of metal:

Question # 10

Which of the following are not hadrons.

Question # 11

The particles which do not experience strong force are called.

Question # 12

The types of quacks are.

Question # 13

The total charge of any nucleus is:

Question # 14

The unit of radioactivity is:

Question # 15

The half life of radioactive elements depends upon

Question # 16

Which particle has larger range in air.

Question # 17

The SI unit of decay constant is

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FSc Part II Physics Chapter 0 Important MCQ's

Sr.# Question Answer
1 Cosmic rays consist of
A. Protons
B. High energy photons
C. Positron
D. All of above
2 The most useful tracer is.
A. Strontium -90
B. Iodine -31
C. Cobalt -60
D. Carbon -14
3 Before and after nuclear reaction the number of protons and neutrons:
A. Must be different 
B. Must be decreased
C. Must be increased
D. Remains same
4 The number of neutrons in Li are
A. 2
B. 3
C. 4
D. 7
5 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
6 The mass spectrum of naturally occurring neon shows the most abundant isotope has atomic mass.
A. 19
B. 20
C. 21
D. 22
7 Which of the following is typical source of alpha particle.
A. Strontium -94
B. Radon -222
C. Cobalt -60
D. Zic sulphate
8 The mass spectrum of naturally occurring neon, showing
A. 1 isotope
B. 2 isotope
C. 3 isotope
D. 4 isotope
9 The potential difference between the top and bottom of a cloud chamber is of the order of
A. 290 v
B. 400 v
C. 1 kv
D. None of above
10 Controlling rods inserted into the reactor are of metal:
A. Aluminium
B. Cadmium
C. Magnesium 
D. Copper

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