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9th Class Physics English Medium KPK Boards Online Mcqs MCQs With Answers
Question # 1
The Celsius lower reference point is 0
o
C while upper reference point is:
Choose an answer
212
o
C
180
o
C
100
o
C
110
o
C
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Question # 2
According to hook's law stress is directly proportional to :
Choose an answer
Area
Volume
Strain
Force
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Question # 3
Convection of heat is the process of heat transfer due to the:
Choose an answer
Random motion of molecules
Downward movement of molecules
Upward movement of molecules
Free movement of molecules
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Question # 4
Motion of the rocket is the example of which law?
Choose an answer
First law
Second law
Third law
Law of momentum
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Question # 5
The value of G is _________ every where:
Choose an answer
Same
Varying
Changing
1.62
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Question # 6
What flower is known as natural thermometer?
Choose an answer
Rose
Barasicca
Crocus
Tulip
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Question # 7
The unit of co-efficient of linear expansion :
Choose an answer
K
K
-1
Jkg
-1
K
-1
None of these
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Question # 8
The braking system of cars, buses etc also works on
Choose an answer
Newton's law
Pascal law
Faraday law
Bohr's law
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Question # 9
The formula of heat capacity is:
Choose an answer
mc
mc𝜟𝜽
mc𝜟Q/𝜟T
None of these
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Question # 10
In the nineteenth century, physics science were divided into distine discipline.
Choose an answer
5
4
6
7
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Question # 11
Which of the substance is heaviest?
Choose an answer
Copper
Mercury
Aluminum
Lead
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Question # 12
Hydraulic press is a machine which works on
Choose an answer
Hook's law
Archimedes principle
Pascal's law
Boyle's law
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Question # 13
Kinetic energy of the molecules depends on its:
Choose an answer
Temperature
Surface are
Density
Volume
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