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Online Tests
Physics Fsc Part 2 Online Test MCQs With Answers
Question # 1
Lorentz force means the force acting on a particle, which is
Choose an answer
Magnetic force only
Electric force only
Sum of electric and magnetic force
None of these
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Question # 2
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 # 3
The unit of magnetic induction B is
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Coulomb
Ampere
Coulomb/ampere
Weber/m
2
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Question # 4
Target material used in x-rays tube have following properties.
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High atomic number and high melting pouint
High atomic number and low melting pouint
Low atomic number and low melting pouint
High atomic number only
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Question # 5
When a coil is moved in a uniform magnetic field, an induced emf is produced due of change in
Choose an answer
Flux density
Electric flux
Magnetic flux
Magnetic field strength
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Question # 6
The mass of beta particle is equal to mass of.
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Protons
Electrons
Neutrons
Boron
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Question # 7
OR gate is represented by:
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X = A+B
X=A.B
X=A+B
X=A.B
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Question # 8
Which of the following has bulk modulus?
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Water
Gas
Honey
All
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Question # 9
Pulsating output of full wave rectifier can be made smooth by using circuit called.
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Filter
Amplifier
Resistor
Transistor
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Question # 10
A° is the unit of:
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Energy
Length
Nuclear energy
Work
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Question # 11
One electron volt is equal to.
Choose an answer
1.6 x 10
-19
Joule
1.6 x 10
-19
Coulomb
1.6 x 10
-12
N
1.6 x 10
18
Joule
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Question # 12
The most useful tracer is.
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Strontium -90
Iodine -31
Cobalt -60
Carbon -14
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Question # 13
The building blocks of protons and neutrons are called.
Choose an answer
Ions
Electrons
Positrons
quarks
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Question # 14
Electric flux is a:
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Scalar quantity
Vector quantity
Variable quantity
None of these
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Question # 15
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 # 16
If the medium between the charges is not free space then electrostatic force will.be
Choose an answer
Increase
Decrease
Remain same
None of these
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Question # 17
A solid having regular arrangement of molecules throughout its structure is called.
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Amorphous solid
Polymeric solid
Crystalline solid
Glassy solid
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Question # 18
Which component of the transistor has greater contrition of impurity.
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Base
Emitter
Collector
Emitter and collector
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