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Online Tests
Physics Fsc Part 2 Online Test MCQs With Answers
Question # 1
A radio active substance has a half life of four months. 3 -fourth of the substance will decay in:
Choose an answer
6 months
8 months
12 months
16 months
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Question # 2
The ability of a body to return to its original shape is called.
Choose an answer
Strain
Stress
Elasticity
Plasticity
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Question # 3
Glass and high steel carbon are example of.
Choose an answer
Ductile substances
Brittle substances
Soft substances
Hard substances
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Question # 4
The SI unit of stress is same as that of.
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Pressure
Force
Momentum
Work
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Question # 5
1 tesla =
Choose an answer
1 MAm
-1
1NA
-1
m
1NA
-1
m
-1
None of above
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Question # 6
The main reason for world wide use of A.C is because:
Choose an answer
It is very high power
It can be transmitted over long distance
It is cheaper to use
ALl of above
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Question # 7
Frequency of x-rays depends upon.
Choose an answer
Number of electrons striking target
Accelerating potencial
Nature of the target
Both B and C
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Question # 8
SI unit of hennery which is.
Choose an answer
VSA-1
VS-1 A
VS-1A-1
VSA
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Question # 9
The Lenz's law is also statement of:
Choose an answer
Law of conservation of mass
Law of conservation of charge
Law of conservation of energy
Law of conservation of momentum
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Question # 10
The most useful tracer is.
Choose an answer
Strontium -90
Iodine -31
Cobalt -60
Carbon -14
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Question # 11
The critical temperature of mercury is.
Choose an answer
1.18 K
4.2 K
3.72 K
7.2 K
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Question # 12
The unit of temperature co efficient of resistivity is.
Choose an answer
Ohm -m
K-1
K
Ohm
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Question # 13
Life time of metastable states is
Choose an answer
10
-6
sec or more
10
-3
sec or more
10
-5
sec or more
None of these
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Question # 14
The potential difference across depletion region in case of Si is
Choose an answer
0.6 volt
0.9 volt
0.7 volt
0.2 volt
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Question # 15
The central region of a transistor is called.
Choose an answer
Emitter
Collector
Base
Neutral
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Question # 16
The dimension of stress is
Choose an answer
[MLT
-1
]
[ML
-1
T]
[ML
-1
T
-1
]
[ML
-1
T
-2
]
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Question # 17
The shortest wave length is Bracket series has wave length.
Choose an answer
16/Rn
Rn/16
16 Rn
4 Rn
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Question # 18
Truth table of logic function.
Choose an answer
Summarize its output values only
Tabulates all its input conditions only
Display all its input and output possibility
Is not base on logic algebra
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