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

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

Question # 2

A particles equal or greater in mass than of protons are called.

Question # 3

The half life of radioactive elements depends upon

Question # 4

Nuclear fission was discovered by:

Question # 5

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

Question # 6

Which of the following is typical source of alpha particle.

Question # 7

Half life of Uranium -239 is

Question # 8

Which of the following are not hadrons.

Question # 9

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

Question # 10

Which of the following is similar to electron.

Question # 11

The mass of protons is:

Question # 12

The particles which do not experience strong force are called.

Question # 13

The radio active nuclide 86Ra228 decays by a series of emissions of three alpha particles and one beta particle. The nuclide X finally formed is:

Question # 14

The number of Neutron is 238U92is

Question # 15

The charge of an alpha particle is equal to

Question # 16

Half life of radon gas is

Question # 17

Cobalt -60 is the source for

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FSc Part II Physics Chapter 0 Important MCQ's

Sr.# Question Answer
1 Rutherford performed on experiment on a nuclear reaction in:
A. 1921
B. 1981
C. 1927
D. 1932
2 Subatomic particles are divided into groups.
A. Photon
B. Laptons
C. Hadrons
D. All of these
3 The building blocks of protons and neutrons are called.
A. Ions
B. Electrons
C. Positrons
D. quarks
4 The number of neutron present in a nucleus in a given by
A. N = A+Z
B. N = A- z
C. N = Z - A
D. N = A X Z
5 Half life of Uranium -239 is
A. 26.5 minutes
B. 24.5 minutes
C. 25.5 minutes
D. 23.5 minutes
6 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
7 Both Xenon and cesium have
A. 33 isotopes
B. 34 Isotopes
C. 36 Isotopes
D. 35 Isotopes
8 The charge number of Ba is.
A. 197
B. 141
C. 56
D. 85
9 The force which is responsible for the breaking up of the radioactive element is.
A. Weak nuclear force
B. Strong nuclear force
C. Electromagnetic force
D. Gravitational force
10 The binding energy per nucleon is maximum for
A. Helium
B. Iron
C. Potassium
D. Radium

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