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

Mass equivalent of 931 MeV energy is:

Question # 2

There is no charge in A and Z of any radioactive element by the emission of.

Question # 3

Nuclear fission was discovered by:

Question # 4

The reciprocal of decay construct lamda of a radioactive element is.

Question # 5

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

Question # 6

The scientist who suggested the presence of neutron was:

Question # 7

The number of protons in any atom are always equal to the number of

Question # 8

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

Question # 9

The types of quacks are.

Question # 10

Marie Curie and Pierre Curie discovered.

Question # 11

The number of neutrons in Li are

Question # 12

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

Question # 13

Electrons are

Question # 14

Cosmic rays consist of

Question # 15

Which particle has larger range in air.

Question # 16

The moderator used in a nuclear reactor

Question # 17

The Unit of decay constant.

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FSc Part II Physics Chapter 0 Important MCQ's

Sr.# Question Answer
1 The half life of radioactive elements depends upon
A. Temperature
B. Nature of element
C. Amount of the radioactive substance
D. Pressure
2 The energy of photon for photoelectric effect is less than
A. 1 MeV
B. 2 MeV
C. 5 MeV
D. 8 MeV
3 Subatomic particles are divided into groups.
A. Photon
B. Laptons
C. Hadrons
D. All of these
4 Which pair belongs to hadrons.
A. Protons and Neutrons
B. Neutrons and electrons
C. Photons and electrons
D. positrons and electrons
5 Binding energy for deuteron nucleus is given by
A. 2.8 MeV
B. 2.23 MeV
C. 2.28 MeV
D. 2.25 MeV
6 Bottom quark carries charge :
A. 2/3 e
B. -2/3 e
C. +1/3 e
D. -1 /3 e
7 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
8 Cobalt -60 is the source for
A. Alpha rays
B. Gama rays
C. Beta rays
D. Neutron
9 In nuclear radiation , track of alpha particle is.
A. Thin
B. Discontinuous
C. Erratic
D. Continuous
10 The charge on Beta particle is
A. +e
B. -e
C. -2e
D. None of these

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