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Online Tests
Physics 9th Class English Medium Unit 7 Online Test MCQs With Answers
Question # 1
Plasma is a gas which consists of:
Choose an answer
Negative ions
Positive ions
Neutral ions
All of htese
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Question # 2
In which of the following state molecules do not leave their position?
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Solid
Liquid
Gas
Plasma
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Question # 3
Pressure is quantity:
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Scalar
Vector
Constnat
Dependent
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Question # 4
According to Archimedes, up thrust is equal to :
Choose an answer
Weight of displaced liquid
Volume of displaced liquid
Mass of displaced liquid
None of these
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Question # 5
The SI unite of density is
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gcm-3
gm-3
gdm-3
kgm-3
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Question # 6
The deforming force is called _______________
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Stress
Strain
Young's Modulus
Nil
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Question # 7
As we go up the value of atmospheric pressure is
Choose an answer
Decreased
Increased
Remain constnat
None of these
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Question # 8
Most of the matter that fills the universe is in state:
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Solid
Plasma
Liquid
Gas
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Question # 9
1000 liters is equal to:
Choose an answer
100 m
3
1 m
3
1 cm
3
1 mm
3
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Question # 10
What should be the approximate length of a glass tube to construct a water barometer?
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0.3 m
1 m
2.5 m
11 m
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Question # 11
Einstein mass energy equation is:
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E = mc
E = m2 c
E = mc2
E2 = mc
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Question # 12
The density of a substance can be found with the help of:
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Pascal's law
Hook's law
Archimedes principle
Principle of floatation
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