More Classes
5th Class
6th Class
7th Class
8th Class
9th Class
10th Class
11th Class
12th Class
NAT I
NAT II
CSS
IQ
General Knowledge
MDCAT
ECAT
GAT General
GAT Subject
Other Links
Go to Home
Online Tests
Physics Fsc Part 2 Online Test MCQs With Answers
Question # 1
The number of Neutron is
238
U
92
is
Choose an answer
92
238
146
330
Previous
Skip
Next
Question # 2
Balmer series lies in region of electromagnetic spectrum.
Choose an answer
Infrared
Visible
Ultraviolet
Fra infrared
Previous
Skip
Next
Question # 3
If I
o
is the peak value of current, then its root mean square value is given by
Choose an answer
2 I
o
I
o
0.7 I
o
Previous
Skip
Next
Question # 4
The Lenz's law fulfils.
Choose an answer
Law of conservation of energy
Law of conservation of charge
Law of conservation of momentum
Kirchhoff's law
Previous
Skip
Next
Question # 5
The induction can be increased by winding the wire around a core made of.
Choose an answer
Copper
Silicon
Iron
Aluminum
Previous
Skip
Next
Question # 6
Cosmic rays consist of
Choose an answer
Protons
High energy photons
Positron
All of above
Previous
Skip
Next
Question # 7
The natural frequency of L.C circuit is equal to
Choose an answer
Previous
Skip
Next
Question # 8
The number of neutron present in a nucleus in a given by
Choose an answer
N = A+Z
N = A- z
N = Z - A
N = A X Z
Previous
Skip
Next
Question # 9
When a very high energy modeules such as y radiation interact with matter, the phenomenon arising will be.
Choose an answer
Photoelectric effect
Compton effect
Pair production
Annihilation of matter
Previous
Skip
Next
Question # 10
The permeability of free space is measured in
Choose an answer
wb A/m
Am/wb
wb/Am
m/wbA
Previous
Skip
Next
Question # 11
The unit of radioactivity is:
Choose an answer
Bequerel
Henry
Pascal
Joule
Previous
Skip
Next
Question # 12
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
Previous
Skip
Next
Question # 13
A step up transformer is used 120 V line to provide 240 V. If primary coil has 100 turns the number of turns is secondary is.
Choose an answer
50
100
150
200
Previous
Skip
Next
Question # 14
In extrinsic semiconductors doping is of the order of.
Choose an answer
1 atom to 10
4
1 atom to 10
6
1 atom to 10
8
1 atom to 10
3
Previous
Skip
Next
Question # 15
The number of electrons emitted depends upon
Choose an answer
Colour of target surface
Shape of surface
Frequency of incident light
Intensity of incident light
Previous
Skip
Next
Question # 16
In A.C. inductor behaves as
Choose an answer
Capacitor
Resistor
Commutator
Transistor
Previous
Skip
Next
Question # 17
An alternating quantity (voltage or current) is completely known if we know its:
Choose an answer
Maximum
Frequency and phase
Effective value
Both (a) & (b)
Previous
Skip
Next
Question # 18
In current carrying long solenoid the magnetic field produced does note depend upon
Choose an answer
The radius of solenoid
Number of turns per unit length
Current flowing through solenoid
All of above
Previous
Skip
Next
Back