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Online Tests
Ics Part 2 Physics Chapter 10 Test Online MCQs With Answers
Question # 1
Mass equivalent of 931 MeV energy is:
Choose an answer
6.02 x 10
-23
kg
1.766 x 10
-27
kg
2.67 x 10
-29
kg
6.02 x 10
-87
kg
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Question # 2
The first atomic reactor was introduced by
Choose an answer
Currie
Enrico Fermi
Newton
Bohr
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Question # 3
The binding energy per nucleon is maximum for
Choose an answer
Helium
Iron
Potassium
Radium
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Question # 4
A radio active substance has a half life of four months. 3 -fourth of the substance will decay in:
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6 months
8 months
12 months
16 months
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Question # 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?
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Nucleas A
Nucleus B
Less than nucleus
None of these
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Question # 6
The energy of photon for photoelectric effect is less than
Choose an answer
1 MeV
2 MeV
5 MeV
8 MeV
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Question # 7
Radioactivity happen due to the disintegration of
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Nucleus
Mass
Electrons
Protons
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Question # 8
The total charge of any nucleus is:
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Ze
Z
Both a and b
None of above
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Question # 9
The mass of beta particle is equal to mass of.
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Protons
Electrons
Neutrons
Boron
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Question # 10
Which one belongs to lepton's group
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Electron
Muons
Neutrons
All of these
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Question # 11
Low level radiations effects
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Less of hair
Ulceration
Drop of white blood cells
All
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Question # 12
Energy needed to produce an electron hole in solid state detector is.
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1 to 2 eV
3 to 4 eV
6 to 7 eV
8 to 9 eV
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Question # 13
Nuclear fission was discovered by:
Choose an answer
Otto Hahn
Friz strassmann
Both a and b
Michaelson
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Question # 14
When a nucleus emits alpha particle its atomic mass decreases by
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1
2
3
4
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Question # 15
Which of the following basic force is able to provide an attraction between two neutrons:
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Electrostatic and nuclear b
Electrostatic and gravitational
Gravitational and strong nuclear
Only nuclear force
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Question # 16
Iodine -131 is used for the treatment by
Choose an answer
Bones
Eyes
thyroid glands
Lungs
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Question # 17
Both Xenon and cesium have
Choose an answer
33 isotopes
34 Isotopes
36 Isotopes
35 Isotopes
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Question # 18
The moderator used in a nuclear reactor
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Sodium
Uranium
Graphite
Cadmium
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