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Online Tests
Physics Fsc Part 2 Online Test MCQs With Answers
Question # 1
For automatic Switching of streetlight, the op amplifier is used as.
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Inductor
Converter
Comparator
Thermistor
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Question # 2
The gate, which changes the logic level to its opposite level is called
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NOR gate
AND gate
OR gate
NOT gate
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Question # 3
A° is the unit of:
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Energy
Length
Nuclear energy
Work
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Question # 4
Controlling rods inserted into the reactor are of metal:
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Aluminium
Cadmium
Magnesium
Copper
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Question # 5
A diode characteristic curve is a plot between
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Current and time
Voltage and time
Voltage and current
Forward voltage and reverse voltage
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Question # 6
A moving charge is surrounded by:
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2 Fields
3 Fields
4 Fields
None of these
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Question # 7
The first theory about the structure of an atom was introduced by
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Neil Bohr
Einstein
Compton
Rutherford
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Question # 8
Alpha particle carries a charge.
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-e
+2e
-2e
No charge
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Question # 9
The device in which induced emf is statically induced emf is:
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Transforms
AC generator
Alevator
Dynamo
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Question # 10
Which diode works at reverse biasing.
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LED
Photo voltaic cell
Photo diode
Silicon diode
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Question # 11
A substance having the negative temperature co efficient of resistivity out of the following is.
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Carbon
Iron
Tungsten
Gold
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Question # 12
The only difference between the construction of D.C and A.C is.
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Carbon burshes
Coil
Commutator
Magnetic field
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Question # 13
In case of A.C. through resistor V and I are
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At 0
o
with each other
At 180
o
with each other
At 90
o
with each other
At 270
o
with each other
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Question # 14
Materials can be identified by measuring their
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Mass
Half life
Both a and b
None of a,b,c
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Question # 15
Nuclear fission was discovered by:
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Otto Hahn
Friz strassmann
Both a and b
Michaelson
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Question # 16
The idea of laser device was first introduced by C.H. Towners and Authers Schowlan is
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1972
1965
1958
1913
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Question # 17
The first superconductor was discovered in:
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1831
1911
1921
1876
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Question # 18
The unit of magnetic induction B is
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Coulomb
Ampere
Coulomb/ampere
Weber/m
2
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