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Online Tests
Physics Fsc Part 1 Online Test MCQs With Answers
Question # 1
Carnot cycle consists of.
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Two steps
Three steps
Four steps
Five steps
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Question # 2
The units of magnifying power of microscope or telescope are.
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Metre
m
-1
dioptre
No unit
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Question # 3
In order to produce beats, the two sound waves should have.
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The same amplitude
Slightly different amplitude
The same frequency
slightly different frequencies.
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Question # 4
Teh speed of sound in air is 340 m/s. If the pressure of air is doubled then the speed becomes.
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Double
Half
Four times
Remains same
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Question # 5
Second pendulum has a time period
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1 sec
3 sec
2 sec
4 sec
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Question # 6
Time period of geostationary satellite of radius 'R' is
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1 hour
48 min
1 day
1 month
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Question # 7
Soap film is sunlight appears coloured due to.
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Dispersion of light
Diffraction of light
Scattering of light
Interference fo light
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Question # 8
This is used for
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Co-efficient of friction
Co-efficient of expansion
Co-efficient of viscosity
Co-efficient of contraction
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Question # 9
The direction of vector in space is specified by
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1- angle
2- angle
3- angle
4 - angle
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Question # 10
The profile of periodic waves generated by a source executing S.H.M is represented by a.
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Circle
Sine curve
Tangent curve
Cosine curve
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Question # 11
If a body revolves under centripetal force its angular acceleration is
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Non zero
Variable
Increasing
Zero
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Question # 12
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 # 13
If the stream lines of fluid are forced closer together then.
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Speed of the fluid increases
Speed of the fluid decreases
Pressure of the fluid increases
Speed of the fluid remain same
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Question # 14
The types of optical fibres are
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Three
Four
Five
Six
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Question # 15
In simple harmonic motion the velocity of a particle is maximum at.
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Extreme position
Mean position
In between extreme and mean position
None of them
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Question # 16
For angular momentum of system to remain constant, external torque should be.
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Small
Large
Zero
None
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Question # 17
A double convex lens acts as diverging lens when the object is
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At infinity
Inside the focus
A way from focus
A a large distance from lens
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Question # 18
For a gas obeying Boyle's Law, if the pressure is doubled, the volume becomes.
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Double
Three fold
One half
Remains the same
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