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Online Tests
Physics Fsc Part 1 Online Test MCQs With Answers
Question # 1
If a convex lens is used as a magnifying glass, whcih lens will give higher magnification that has.
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Short size
Long focal length
Large size
Short focal length
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Question # 2
Viscosity is represented by Greek letter
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Question # 3
The wavelength of wave produced by microwave oven is.
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12 cm
12 m
18 m
18 cm
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Question # 4
Image formed by a concave lens is
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Real
Virtual
Erect
None of these
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Question # 5
the acceleration of a body having SHM, depends upon its.
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Time period
Amplitude
Frequency
Displacement from mean position
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Question # 6
The ratio of size of image and size of object is
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Focal length
Magnification
Resolving power
Principle focus
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Question # 7
Weight of a 60 kg man in moving elevator with constant acceleration of 1/2 f
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Zero
300 N
600 N
200 N
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Question # 8
A phenomenon by which energy is dissipated from the oscillating system is called.
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Forced oscillation
Free oscillation
Damping
Simple harmonic motion
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Question # 9
The distance between two consecutive crests of troughs is called
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Time period
Wave length
Frequency
Displacement
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Question # 10
The resultant of two forces 3N and 4 N acting at right angle to each other is.
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5 N
6 N
1 N
7 N
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Question # 11
The fluid is said to be incompressible, if its density is.
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Zero
Very high
Constant
Very small
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Question # 12
When two identical travelling waves are superimposed, velocity of resultant wave.
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Decreases
Increases
Remain same
Becomes zero
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Question # 13
Two tuning forks of frequencies 240 Hz and 243 Hz are sounded together, the number of beats per second is.
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Zero
2
3
4
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Question # 14
When the rocket moves away from the earth, the work against gravity
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Remains constant
Varies directly with distance
Varies inversely with distance
Varies inversely with square of distance
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Question # 15
Close orbiting satellites orbit the earth at a height of about
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400 km
4000 km
400 m
400 cm
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Question # 16
Reapters are placed in new system at distance of.
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30 km
50 km
80 km
100 km
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Question # 17
Biomas is a potential source of
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Renewable energy
Non renewable energy
Botha a and b
Tidal energy
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Question # 18
Which one is true for isothermal process.
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Q = 0
W = 0
Q = W(D) Delta U = 0
None of these
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