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Online Tests
Physics Fsc Part 1 Online Test MCQs With Answers
Question # 1
In rotational motion the torque is equal to rate of change of
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Angular velocity
Linear momentum
Angular momentum
Angular acceleration
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Question # 2
The optical fibre is covered for protection by
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Glass jacket
Plastic jacket
Steel jacket
Diamond jacket
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Question # 3
If the time period of simple pendulum is 2 seconds its frequency will be.
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1 Hz
0.5 Hz
1.5 Hz
2 Hz
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Question # 4
The dimension of viscosity are
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[M2L-2T2]
[M-1LT-1]
[M-1L-1T]
[ML-1T-1]
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Question # 5
A set of frequencies which are multiples of the fundamental frequency are called.
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Doppler effect
Nodal frequencies
Beat frequencies
Hamonics
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Question # 6
The ideal gas law is.
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PV =NVk
P = NkT
PV =nRT
P=nRT
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Question # 7
The speed of sound in air does not depend upon
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Temperature
Pressure
Density
Medium
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Question # 8
The fringe spacing in a double slit experiment can be increased by decreasing.
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Wavelength of light
Width of slits
Slit separation
Distance between the slits and the screen
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Question # 9
__ will travel faster than other through an optical fibre.
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Ultraviolet light
Visible light
Infrared light
White light
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Question # 10
Rate of change of velocity is called
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Speed
Acceleration
Displacement
Torque
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Question # 11
The value of a time period of allow flying satellite is
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1 year
84 minutes
28 hours
1 day
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Question # 12
A 2 meter of high tank is full of water. If a hole appears at its middle, then the speed of efflux is.
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4.4 ms-1
10 ms-1
6.2 ms-1
20 ms-1
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Question # 13
The light energy travels in space as waves was firstly proposed by
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Maxwell
Young
Einsten
Hydrogen
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Question # 14
The speed of sound increases with the increase of in
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Pressure
Volume
Temperature
Density
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Question # 15
The collision between the gas molecules is
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Elastic
Inelastic
Both a and b
None of these
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Question # 16
The work done by centripetal force is
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(-)ve
(+)ve
Maximum
Zero
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Question # 17
The resultant of two vectors having magnitude 12 N and 8 N can not be
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2 N
20 N
10 N
16 N
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Question # 18
The potential energy to the molecules of an ideal gas is considered to be.
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Maximum
Zero
1/2 kx
2
1/2 kx
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