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Online Tests
Physics Fsc Part 2 Online Test MCQs With Answers
Question # 1
The magnetic force is simply a
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Reflecting force
Deflecting force
Restoring force
Gravitational force
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Question # 2
Selenium is
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Insulator is dark
Insulator in light
Conductor in dark
Semi conductor in dark
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Question # 3
Which one of the following is not affected by electric or magnetic field.
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Beta rays
Gama ryas
Alpha rays
Electron
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Question # 4
In frequency modulation which factor changed.
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Amplitude of charge carriers
Frequency of charge carriers
Amplitude of signal
Frequency of signal
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Question # 5
Heat sensitive resistors are called.
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resistors
Capacitor
Thermistors
Inductors
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Question # 6
Two resistance of 2 Ohm each are connected in parallel combination equivalent resistance will be.
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4 Ohm
2 Ohm
1 Ohm
8 Ohm
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Question # 7
Frequency of x-rays depends upon.
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Number of electrons striking target
Accelerating potencial
Nature of the target
Both B and C
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Question # 8
The concept of direction is purely
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Relative
Absolute
Relative to the motion
None of these
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Question # 9
An electron miroscope emplys which to one of the following particles?
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Electron ahve a wave nature
Electrons can be focused by an electric field
Electrons can be focused by a magnetic field
All of the above
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Question # 10
Terminal potential difference is greater than emf of the cell when
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Circuit is open
Circuit is closed
small battery is charged by bigger battery
None of these
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Question # 11
the number of terminals in a semiconductor diode are
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2
3
4
5
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Question # 12
To convert a galvanometer into an ammeter, we connect with it a
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Shunt resistance
Low value parallel
Low value by pass resistor
All of above
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Question # 13
The unit of magnetic induction B is
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Coulomb
Ampere
Coulomb/ampere
Weber/m
2
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Question # 14
The line radiations emitted from by hydrogen filled discharge tube can be analyzed into.
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Band spectrum
Line spectrum
Continuous spectrum
Absorption spectrum
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Question # 15
1 rem =
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0.001 SV
0.01 SV
0.1 SV
1.01 SV
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Question # 16
Truth table of logic function.
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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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Question # 17
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 # 18
Radius of first orbit of an atom is r1= 0.053 nm, Radius of second orbit r2 will be.
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0.106 nm
0.212 nm
0.053 nm
0.53 x 10
-10
nm
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