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Online Tests
Physics Fsc Part 1 Online Test MCQs With Answers
Question # 1
the wavelength of transverse wave travelling with a speed 'v' having frequency 'f' in equal to
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f/v
Vf
V/f
f/V2
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Question # 2
The efficiency of a Carnot Heat Engine is 100% if temperature of sink T2 is.
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0
o
C
0 K
0
o
F
100 K
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Question # 3
The motion of a simple pendulum is the example of
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Vibratory motion
Rotatory motion
Periodic motion
Both a and c
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Question # 4
Size of the molecules is much smaller as compared to the
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Mass of the molecules
Distance between the molecules
Density of the molecules
Volume of the molecules
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Question # 5
The focal length of a concave lens is always
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+ve
-ve
Zero
None of these
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Question # 6
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 # 7
A convex lens acts as diverging lens if the object is placed at
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F
2F
Between F and 2 F
Within the F
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Question # 8
The concentration of red blood cells in the blood is nearly.
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40%
60%
25%
50%
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Question # 9
X-ray diffraction has been very useful in determining the structure of
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Hemoglobin
Stars
Galaxies
Stones
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Question # 10
The terminal velocity can be obtained by using
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Newton's law
Stock's law
Guass's law
None of these
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Question # 11
Frequency 'f' and time period 'T' are related as
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Question # 12
A spring of spring constant 10 N/m after loading that amplitude is 2m. Then the maximum P.E. is
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10 J
20 J
30 J
40 J
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Question # 13
the distance covered during one vibration of an oscillating body in terms of amplitude 'A' is
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A/2
A
2A
4A
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Question # 14
A cycle of petrol engine undergoes
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Two process
Three process
Four process
single process
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Question # 15
Average translational K.E. of molecules for an ideal gas is given as
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1/2 KT
KT
2/3 KT
3/2 KT
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Question # 16
Radar system is an application of.
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Chemical effect
Electric effect
Magnetic effect
Doppler's effect
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Question # 17
The action and reaction never act on
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Same body
Two bodies
many bodies
All of these
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Question # 18
If the slope of a velocity time graph gradually decreases than body is said to be moving with
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Positive acceleration
Negative acceleration
Uniform velocity
None
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