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Online Tests
Physics Fsc Part 2 Chapter 10 Online Test MCQs With Answers
Question # 1
Cosmic rays consist of
Choose an answer
Protons
High energy photons
Positron
All of above
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Question # 2
Number of Isotopes of Neon gas are
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2
3
4
1
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Question # 3
Nuclear fission was discovered by:
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Otto Hahn
Friz strassmann
Both a and b
Michaelson
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Question # 4
The moderator used in a nuclear reactor
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Sodium
Uranium
Graphite
Cadmium
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Question # 5
Both xenon and caesium each have:
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41 isotopes
36 isotopes
43 isotopes
33 isotopes
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Question # 6
Two down and one up quarks make
Choose an answer
Proton
Neutron
photon
Positron
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Question # 7
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 # 8
By emitting Beta particle and gama particle simultaneously the nucleolus changes in its charges by
Choose an answer
N
N/2
N/4
3N/4
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Question # 9
Two up quarks and one down quarks makes a
Choose an answer
Proton
Newton
Photon
Meson
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Question # 10
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 # 11
The mass of proton in amu is:
Choose an answer
1.07276
1.7276
1.007276
1.0007276
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Question # 12
The early Greeks believed that matter waves was
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Discrete
Continuous
Both continuous and discrete
All of above
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Question # 13
Gamma radiations are emitted due to:
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De-excitation of atom
De-excitation of nucleus
Excitation of atom
Excitation of nucleus
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Question # 14
Absorbed Dose 'D' is defined as
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m/E
E/C
C/m
E/m
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Question # 15
The mass of beta particle is equal to mass of.
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Protons
Electrons
Neutrons
Boron
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Question # 16
Rutherford performed on experiment on a nuclear reaction in:
Choose an answer
1921
1981
1927
1932
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Question # 17
The most abundant isotope of neon is:
Choose an answer
Neon 21
Neon 20
Neon 22
None of above
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