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Online Tests
9th Class Physics English Medium KPK Boards Online Mcqs MCQs With Answers
Question # 1
The deforming force is called _______________
Choose an answer
Stress
Strain
Young's Modulus
Nil
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Question # 2
When horse pulls a cart, the action is on the?
Choose an answer
Cart
Earth
Horse
Earth and Cart
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Question # 3
Which one of the following units is not a derived unit?
Choose an answer
Pascal
Kilogram
Newton
Watt
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Question # 4
Force per unit Area is :
Choose an answer
Pressure
Density
Efficiency
Nil
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Question # 5
If force is 200 N and length of spanner is 0.15 then torque will be:
Choose an answer
30 Nm
15Nm
20 Nm
10 Nm
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Question # 6
The specific heat of water is
Choose an answer
2100 Jkg-1 k-1
4200 Jkg-1 k-1
2500 Jkg-1 k-1
2010 Jkg-1 k-1
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Question # 7
If the velocity of a body becomes double, then its kinetic energy will:
Choose an answer
Remain the same
Become double
Become four time
Become half
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Question # 8
The method used for addition of non-parallel forces is.
Choose an answer
Algebraic
Head to trail rule
Mathematical
Nil
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Question # 9
Einstein's mass-energy equation relation is:
Choose an answer
E =1/2 mc
2
E =mc
2
E =m
2
c
E = 2 mc
2
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Question # 10
Energy cannot be destroyed however it can be converted into some other forms. This is known as:
Choose an answer
Law of heat exchange
Law of conservation of energy
Law of conservation of momentum
None of these
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Question # 11
When 10 N along positive x-axis and 7 N along negative x-axis are added by head to tail rule. The resultant force is:
Choose an answer
17 N
10 N
7N
3 N
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Question # 12
The value of gravitational constant "G" is Nm
2
kg
-2
Choose an answer
6.67 x 10
-21
6.67 x 10
-11
6.67 x 10
-23
6.67 x 10
11
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Question # 13
Transfer of heat by the actual movement of molecules from one place to the other is called 
Choose an answer
conduction
convection
radiation
waves
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