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Online Tests
Physics Fsc Part 1 Online Test MCQs With Answers
Question # 1
The process followed by Newton for the determination of speed of sound in air is
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Adiabatic
Isothermal
Isobaric
Isochoric
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Question # 2
The final image formed by a simple microscope.
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Virtual and inverted
Real and erected
Virtual and erected
Real and inverted
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Question # 3
Opted unit to measure blood pressure is.
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N/m2
Pascal
mm of Hg
N.m2
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Question # 4
Pascal is the unit of
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Pressure
Force
Tension
Weight
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Question # 5
The kinetic energy of molecules of an ideal gas at absolute zero is
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Very low
Very high
Zero
First increases then decreases
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Question # 6
A force of 10N makes an angle 30o with y axis. Then magnitude of x -component is.
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5 N
8.66 N
10 N
Zero
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Question # 7
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 # 8
Intensity of light depend on
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Wave length
Amplitude
Velocity
Frequency
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Question # 9
Value of triple point of water is given as.
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Zero K
100 K
273.16 K
373.16 K
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Question # 10
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 # 11
The difference between tow molar capacities is equal to.
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Plank's constant
General gas equation
Molar gas constant
Boltzmann constant
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Question # 12
The word Fluid means
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To rise
To fall
To flow
To oppose
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Question # 13
Efficiency of a heat engine working between 27
o
C and 32
o
C will be.
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50%
90%
40%
62%
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Question # 14
The least distance of distinct vision for the normal eye is.
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15 cm
25 cm
125 cm
25 m
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Question # 15
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 # 16
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 # 17
Pressure 'P' of a gas is defined as
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F/A
FA
F/V
F/D
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Question # 18
when a ball is throng straight up, the acceleration at its highest point is.
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Upward
Down ward
Zero
Horizontal
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