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Online Tests
Physics Fsc Part 2 Online Test MCQs With Answers
Question # 1
If the number of turns become double but length remain same, then magnetic field in the solenoid become.
Choose an answer
Half
Double
Remain same
Zero
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Question # 2
A photo diode can turn its current ON and OFF in
Choose an answer
Micro seconds
Mega seconds
Nano seconds
Mili seconds
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Question # 3
Maximum Compton shift is observed at.
Choose an answer
30
o
C
90
o
C
45
o
C
180
o
C
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Question # 4
The unit of radioactivity is:
Choose an answer
Bequerel
Henry
Pascal
Joule
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Question # 5
Pair production can take place only when energy of radiation is equal and greater than 1.02 MeV, thus correct option is.
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X rays
Gama rays
Heat Radiation
Ultraviolet rays
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Question # 6
Which of the following does not undergo plastic deformation.
Choose an answer
Copper
Wrought iron
Head
Glass
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Question # 7
Which particle has larger range in air.
Choose an answer
Alpha rays
Gama rays
Beta rays
Neutron
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Question # 8
Shunt resistance is
Choose an answer
Low resistance
Zero resistance
High resistance
Impedance
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Question # 9
The numerical value of Compton wavelength is equal to
Choose an answer
3.43 x 10
-12
m
1.43 x 10
-12
m
2.43 x 10
-12
m
0.43 x 10
-12
m
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Question # 10
I amu =
Choose an answer
9.31 MeV
931 MeV
9.031 MeV
None of above
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Question # 11
The mutual inductance of the coils depends upon.
Choose an answer
Stiffness of the coils
Density of coils
Material of coils
Geometry of the coils
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Question # 12
Heat energy is converted into electrical energy.
Choose an answer
Solar cells
thermocouples
Electric generators
None of above
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Question # 13
In an nihilation emitted photons moves in opposite directions to conserve.
Choose an answer
Mass
Charge
Energy
Momentum
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Question # 14
The SI Unit of magnetic induction is.
Choose an answer
Weber
Tesla
Gauss
Newton
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Question # 15
In CRO, the output waveform of time base generator is
Choose an answer
Circular
Square
Sinusoidal
Saw-toothed
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Question # 16
In self induction A coil is connected in__________ with battery and a rheostat.
Choose an answer
Parallel
Series
Both A and B
None of above
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Question # 17
NIBA =
Choose an answer
cθ
θ/c
c
2
θ
c
2
/θ
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Question # 18
Electric potencial of earth is taken to be zero because the earth is good:
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Semiconductor
Conductor
Insulator
Dielectric
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