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Online Tests
Physics Fsc Part 1 Online Test MCQs With Answers
Question # 1
the final image obtained by astronomical telescope is.
Choose an answer
Erect
Virtual
Magnified
All of these
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Question # 2
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 # 3
Angular frequency is the characteristic of
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Linear motion
Vibratory motion
Circular motion
All of these
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Question # 4
Speed of sound in copper is
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38000 ms-1
3600 ms-1
3500 ms-1
3400 ms-1
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Question # 5
Mercury is used as a thermometric substance because
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It is opaque
Does not stick to glass
Has low specific heat
All of these
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Question # 6
Crests and trough are formed in.
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Longitudinal waves
transverse waves
Stationary waves
Compression waves
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Question # 7
A man of mass 5 kg is falling freely, the fore acting on it will be
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5 N
9.8 N
19.6 N
49 N
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Question # 8
The shortest distance between two points is called
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Distance
Amplitude
Displacement
Is a number
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Question # 9
A typical diffraction grating has certain number of lines per centimeter whose range is.
Choose an answer
40 to 50
400 to 5000
400 to 500
4000 to 5000
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Question # 10
Entropy of measure of.
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Internal energy of system
Order of system
Disorder of system
Potential energy of system
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Question # 11
The focal length of a concave lens is always
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+ve
-ve
Zero
None of these
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Question # 12
When the amplitude of a wave is increase to doubled is energy.
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Remain the same
Increases 4 times
Increases by two times
Decreases by half
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Question # 13
One complete round trip of a vibrating body is called.
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Frequency
Time period
Vibration
Amplitude
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Question # 14
The slope of velocity time graph shows
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Total distance covered
Average acceleration
Instantaneous acceleration
Torque
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Question # 15
A direction of torque is
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Along the position vector r
Perpendicular to both r and f
Along the direction of force F
Opposite to the direction of r
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Question # 16
Young in 1801 performed experiment for the first time about
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Interference
Diffraction
Polarization
Particle nature of light
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Question # 17
Which of the following is not directed along the fixed axis of rotation.
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Angular displacement
Angular momentum
Centripetal acceleration
Angular acceleration
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Question # 18
When a fore of 100 N is acting on an object along x-axis then its vertical component will be.
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50 N
0 N
25 N
10 N
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