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

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Physics ICS Part 2 Chapter 21 Online MCQ's Test

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Question # 1

Controlling rods inserted into the reactor are of metal:

Question # 2

Subatomic particles are divided into groups.

Question # 3

Low level radiations effects

Question # 4

Cosmic rays consist of

Question # 5

The charge of an alpha particle is equal to

Question # 6

The quantity of U in the naturally occurring uranium is.

Question # 7

The charge on Beta particle is

Question # 8

Binding energy for deuteron nucleus is given by

Question # 9

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

Question # 10

Rutherford performed on experiment on a nuclear reaction in:

Question # 11

The place for soring the nuclear waste is

Question # 12

By emitting Beta particle and gama particle simultaneously the nucleolus changes in its charges by

Question # 13

A positron is a particle having.

Question # 14

A pair of quark and anti quark makes a.

Question # 15

The mass of proton in amu is:

Question # 16

Which pair belongs to hadrons.

Question # 17

Energy needed to produce an electron hole in solid state detector is.

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FSc Part II Physics Chapter 0 Important MCQ's

Sr.# Question Answer
1 A particles equal or greater in mass than of protons are called.
A. Baryons
B. Leptons
C. Mesons
D. Quarks
2 For workers in nuclear facilities is, a weekly does of is normally considered safe
A. 1.0 msv
B. 5.0 msv
C. 2.0 msv
D. 3.0 msv
3 Circulation of blood is studied by radio isotope.
A. Cobalt -60
B. Phosphorus -32
C. Sodium -24
D. Iodine -131
4 Nuclear fission was discovered by:
A. Otto Hahn
B. Friz strassmann
C. Both a and b
D. Michaelson
5 Both xenon and caesium each have:
A. 41 isotopes
B. 36 isotopes
C. 43 isotopes 
D. 33 isotopes
6 I amu =
A. 9.31 MeV
B. 931 MeV
C. 9.031 MeV
D. None of above
7 Unit of decay constantλ is:
A. ms
B. m-1
C. m
D. S-1
8 Cobalt -60 is the source for
A. Alpha rays
B. Gama rays
C. Beta rays
D. Neutron
9 The energy equivalent of 1 kg of matter is about:
A. 10-15 J
B. 1 J
C. 10-12J
D. 10-17J
10 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:
A. 64X220
B. 86X222
C. 84X216
D. 88X215

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