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

ICS Part 2 Physics
Chapter 21 Test

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Physics ICS Part 2 Chapter 21 Online MCQ's Test

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Question # 1

Which of the following are not hadrons.

Question # 2

The place for soring the nuclear waste is

Question # 3

Rutherford performed on experiment on a nuclear reaction in:

Question # 4

Number of Isotopes of Neon gas are

Question # 5

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

Question # 6

Half life of radon gas is

Question # 7

Electrons are

Question # 8

Controlling rods inserted into the reactor are of metal:

Question # 9

The energy of photon for photoelectric effect is less than

Question # 10

The charge number of Ba is.

Question # 11

Those elements whose charge number z is greater then __________ are unstable:

Question # 12

The most useful tracer is.

Question # 13

Two up quarks and one down quarks makes a

Question # 14

When nitrogen is bombarded by alpha particles nitrogen nucleus changes into

Question # 15

Gamma rays from cobalt -60 are used for treatment of.

Question # 16

The Unit of decay constant.

Question # 17

Materials can be identified by measuring their

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ICS Part 2 Physics Chapter 21 Online Test MCQ's

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FSc Part II Physics Chapter 0 Important MCQ's

Sr.# Question Answer
1 The SI unit of decay constant is
A. m
B. m-1
C. S-1
D. Nm-1
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 When gama rays are emitted, the nuclear mass.
A. Decreases by 4 units
B. Does not change
C. Increases by 2 units
D. Increase by 1 unit
4 The energy equivalent of 1 kg of matter is about:
A. 10-15 J
B. 1 J
C. 10-12J
D. 10-17J
5 A proton consists of quarks which are.
A. Two up, one down
B. One up, two down
C. All up
D. All down
6 The mass spectrum of naturally occurring neon, showing
A. 1 isotope
B. 2 isotope
C. 3 isotope
D. 4 isotope
7 A device that shows the visible path of ionizing particle is called.
A. GM counter
B. Solid state detector
C. Scalar
D. Wilson cloud chamber
8 The first atomic reactor was introduced by
A. Currie
B. Enrico Fermi
C. Newton
D. Bohr
9 Radioactivity happen due to the disintegration of
A. Nucleus
B. Mass
C. Electrons
D. Protons
10 The moderator used in a nuclear reactor
A. Sodium
B. Uranium
C. Graphite
D. Cadmium

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