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Online Tests
Physics Fsc Part 1 Online Test MCQs With Answers
Question # 1
The diver spins faster when moment of inertia becomes.
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smaller
Greater
Constant
Zero
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Question # 2
the louder the sound, the greater will be its.
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Speed
Frequency
Amplitude
Wave length
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Question # 3
In vibrating string, the points where the amplitude is maximum are called.
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Nodes
Antinodes
Troughs
Crests
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Question # 4
The magnifying power of an astronomical telescope is 10. If the focal length of objective is 100 cm, then what is the focal length of eye piece.
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10 cm
100 cm
1000 cm
5 cm
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Question # 5
At constant temperature and pressure, if volume of given mass of a gas is doubled then density is.
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Doubled
1/4 original
1/2 of original
Unchanged
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Question # 6
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 # 7
The dimensions of work are.
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[MLT-1]
[MLT-2]
[ML2T-2]
[MLT]
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Question # 8
If the slope of the velocity time graph remain constant then body is moving with.
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Uniform velocity
Negative variable acceleration
Variable acceleration
Uniform acceleration
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Question # 9
Multimode step index fiber is useful for.
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Long distance
Sort distance
Very long distance
Infinite distance
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Question # 10
Force acting on the piston to move outward is.
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Compressive stoke
Power stoke
All stoke
Exhaust stoke
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Question # 11
Using a graded Index fibre, the time difference is reduced to about.
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1 ns per km
33 ns per 100 km
33 ns per km
1 ns per 100 km
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Question # 12
A body covers a distance of 10 m in 1 sec with a constant velocity of 10 ms-1 , Acceleration produced by the body is.
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0 ms-1
2 ms-2
5 ms-2
10 ms-2
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Question # 13
Sound waves can not be
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Reflected
Refracted
Polarized
Diffracted
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Question # 14
If amplitude of a simple pendulum is increased by 4 times the time period will be.
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Four times
Half
Same
Two times
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Question # 15
If an object lies at focus point F in front of a converd lens, its image is formed at.
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2F
F
3F
Infinity
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Question # 16
Multimode step index fibre is useful for
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Long distances
Short distances
Better quality
Low price
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Question # 17
Unit of impulse is equivalent to that of.
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Force
Momentum
Acceleration
Velocity
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Question # 18
No spark plug is needed in the
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Petrol engine
Diesel engine
Gas engine
Water engine
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