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

The number of neutrons in Li are

Question # 2

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

Question # 3

Bottom quark carries charge :

Question # 4

X -rays are similar in nature to.

Question # 5

Which pair belongs to hadrons.

Question # 6

Cobalt -60 is the source for

Question # 7

Marie Curie and Pierre Curie discovered.

Question # 8

Which one of the following is not affected by electric or magnetic field.

Question # 9

Rutherford performed on experiment on a nuclear reaction in:

Question # 10

Half life of Uranium -239 is

Question # 11

Subatomic particles are divided into groups.

Question # 12

The charge of an alpha particle is equal to

Question # 13

Two down and one up quarks make

Question # 14

A proton consists of quarks which are.

Question # 15

Number of Isotopes of Neon gas are

Question # 16

The most abundant isotope of neon is:

Question # 17

Low level radiations effects

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FSc Part II Physics Chapter 0 Important MCQ's

Sr.# Question Answer
1 The most useful tracer is.
A. Strontium -90
B. Iodine -31
C. Cobalt -60
D. Carbon -14
2 The mass spectrum of naturally occurring neon shows the most abundant isotope has atomic mass.
A. 19
B. 20
C. 21
D. 22
3 GM counter uses
A. Alcohol only
B. Bromine
C. argon
D. Neon and bromine
4 Unit of decay constantλ is:
A. ms
B. m-1
C. m
D. S-1
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?
A. Nucleas A
B. Nucleus B
C. Less than nucleus
D. None of these
6 Gamma radiations are emitted due to:
A. De-excitation of atom
B. De-excitation of nucleus
C. Excitation of atom
D. Excitation of nucleus
7 Hydrogen bomb is an example of.
A. Nuclear fission
B. Nuclear fusion
C. Chain reaction
D. Chemical reaction
8 Both xenon and caesium each have:
A. 41 isotopes
B. 36 isotopes
C. 43 isotopes 
D. 33 isotopes
9 The total charge of any nucleus is:
A. Ze
B. Z
C. Both a and b
D. None of above
10 Those elements whose charge number z is greater then __________ are unstable:
A. 80 
B. 79
C. 82
D. 83

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