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Online Tests
Physics Fsc Part 1 Online Test MCQs With Answers
Question # 1
The distance between two consecutive wave front is equal to
Choose an answer
One wave length
Two wave length
Half wave length
Three wave length
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Question # 2
A force of 10 N acts on a body of mass 5 kg in one second. The change in its momentum will be.
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10 kgms-1
50 kg ms-1
2 kg ms-1
20 kg ms-1
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Question # 3
A diatomic gas molecules has
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Translational energy only
Rotational energy only
Vibrational energy only
All translational, Rotational and vibrational energy
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Question # 4
The kinetic energy of molecules of an ideal gas at absolute zero is
Choose an answer
Very low
Very high
Zero
First increases then decreases
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Question # 5
Minimum number of unequal forces whose vector sum can be zero are.
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5
4
3
2
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Question # 6
The mass of an object is quantitative measure 0 its
Choose an answer
Momentum
Acceleration
Inertia
Energy
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Question # 7
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 # 8
A force of 100 N makes on angle of 60
o
with y axis, its horizontal component is.
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50 N
60 N
70.7 N
86.6 N
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Question # 9
The angle of projection for which its maximum height and horizontal range are equal
Choose an answer
46
o
56
o
66
o
76
o
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Question # 10
The speed of sound in air would become double than ots speed at 10
o
C at a temperature of.
Choose an answer
313
o
C
586
o
C
859
o
C
899
o
C
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Question # 11
A typical rocket consumes fuel about
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40000 Kgs-1
30000 Kgs-1
20000 Kg s-1
10000 Kgs-1
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Question # 12
The commercial unit of electric energy is
Choose an answer
Kilo watt hour
watt
Watt hour
Kilo Watt
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Question # 13
When body acquires terminal velocity them its acceleration 'a' becomes.
Choose an answer
a = 0
a = g
a > 0
a < 0
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Question # 14
Michelson's interferometer can be used ot find the
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Velocity of light
Wavelength of light
Velocity of sound
Wavelength of sound
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Question # 15
A man of 5000 kg moves with an acceralation of 1 ms-2 force acting on it is.
Choose an answer
5 N
500 N
50 N
5000 N
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Question # 16
For working of heat engine, there must be
Choose an answer
A source
A sink
Ether of these
Both of them
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Question # 17
The SI unit of angular displacement is.
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Degree
Revolution
Radian
Rotation
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