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Online Tests
Physics Fsc Part 2 Online Test MCQs With Answers
Question # 1
The critical temperature of Aluminum is.
Choose an answer
3.72 K
1.18 K
7.2 K
8.2 K
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Question # 2
Which material should be inserted between the plates of a capacitor in order to increase its capacitance.
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Copper
Mica
Iron
Tin
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Question # 3
Lenz's law was given by Heinrich lenz in:
Choose an answer
1894
1904
1854
1834
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Question # 4
The amount of energy equivalent to 1 a.m.u is
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931.5 MeV
93.15 MeV
9.315 MeV
2.224 MeV
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Question # 5
The series in infrared region is:
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Paschen series
Bracket series
Pfund series
All of above
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Question # 6
Sensitivity of a galvanometer can be increased by
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Decreasing the value of torsional couple
Decreasing number of turns
Decreasing area of plane of coil
Decreasing magnetic field
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Question # 7
The peak value of A.C source is 20 A, then its rms value will be.
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14.1 A
10 A
20 A
28.2 A
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Question # 8
μ
∘
(Ampere's constant) has value.
Choose an answer
4πx10
-7
WbA
-1
m
-1
4πx10
-17
Wbm
2
4πx10
7
WbA
-1
m
-1
4πx10-27 Wb/m
2
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Question # 9
The sensitivity of galvanometer is given by
Choose an answer
CAN/B
C/BAN
BAN/C
BN/CA
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Question # 10
Disintegration of photon on striking a nucleus into an electron and positron is known as.
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Annihilation of matter
Compton effect
Pair production
Photo electric effect
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Question # 11
Which is the most refined form of matter.
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Smoke
Fog
Light
Electron
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Question # 12
Xc =
Choose an answer
1/2πfc
2πfc
2π/fc
fc/2π
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Question # 13
The average gap for Germanium at 0K is
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1.12 ev
0.02 ev
6.72 ev
7.2 ev
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Question # 14
The number of Isotopes of cesium are.
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4
32
22
36
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Question # 15
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 # 16
When a nucleus emits alpha particle its atomic mass decreases by
Choose an answer
1
2
3
4
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Question # 17
In an LRC circiut, the capacitance is made one-fourth, when an resonance . Then what should be change in inductance, so that the circuit remain in resonance?
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4 times
1/4 times
8 times
2 times
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Question # 18
In RLC circuit the energy is dissipated in
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R only
R and L
R and C
L and C
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