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Physics 9th Class English Medium Online Test MCQs With Answers
Question # 1
Unit of strain is
Choose an answer
Nm
N
Both a and b
No unit
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Question # 2
Hydraulic press in works on:
Choose an answer
Pascal's law
Hook's law
Archimedes law
Principle of floatation
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Question # 3
Thermal conductivity of iron is Wm
-1
K
-1
Choose an answer
85
36
89
86
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Question # 4
Pressure is quantity.
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Vector
Scalar
Base
Derived
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Question # 5
The upper reference point in thermometer is used to check:
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Melting point
Freezing point
Boiling point
Streaming point
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Question # 6
kgm
2
s
-2
= _________
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Newton
Joule
Watt
Coulomb
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Question # 7
Resultant vector can be found by:
Choose an answer
θ=tan
-1
Fy/ Fx
θ=tan
[
Fy/ Fx ]
θ=tan
-1
[ Fy/ Fj ]
None of these
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Question # 8
Cos 0
o
is
Choose an answer
0
2
1
0.5
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Question # 9
Relation between force and momentum is:
Choose an answer
ΔP/F
ΔP/t
ΔPF
None
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Question # 10
The energy stored in coal is
Choose an answer
Heat Energy
Kinetic energy
Chemical energy
Nuclear energy
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Question # 11
The gravitational force has the ________ relation with the distance between two masses:
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Direct
Inverse
Constant
None
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Question # 12
The centre of gravity of uniform triangle is:
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Point of intersection of medians
On its vertex
On middle point of its axis
Point of intersection of diagonal
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Question # 13
The main source of energy in the unierse is:
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Moon
Stars
Sun
Planets
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