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9th Class Physics English Medium KPK Boards Online Mcqs MCQs With Answers
Question # 1
In which of the following state molecules do not leave their position?
Choose an answer
Solid
Liquid
Gas
Plasma
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Question # 2
If the applied force is 'F' and its moment arm is 'r' then torque is defined as
Choose an answer
τ = rF
τ = r2F
τ = r + F
τ = 2rF
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Question # 3
Einstein's mass-energy equation is
Choose an answer
E = mc
E = mc2
E = 2mc
E = m2c
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Question # 4
Mass is measured by:
Choose an answer
Spring balance
Measuring cylinder
Physical Balance
None of these
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Question # 5
More radiation is reflected by the surface:
Choose an answer
White
Coloured
Black
Rough
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Question # 6
Rate of change of momentum is equal to:
Choose an answer
Mass
Torque
Weight
Force
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Question # 7
A large water reservoir heeps the temperature of nearby land moderate due to:
Choose an answer
Low temperature
Low specific heat of water
Less absorption of heat
Large specific heat of water
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Question # 8
Unit of density is:
Choose an answer
Kg/m3
kg/m2
kg/m
kg
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Question # 9
The S.I unit of power is :
Choose an answer
j/s2
J
W
J/M2
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Question # 10
Water is _________ conductor:
Choose an answer
Best
Bad
Good
Poor
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Question # 11
Specific heat of glass
Choose an answer
780 Jkg
-1
K
-1
800 Jkg
-1
K
-1
840 Jkg
-1
K
-1
880 Jkg
-1
K
-1
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Question # 12
For balancing the beam balance, pointer must be at.
Choose an answer
Extreme position
Zero
The right side
The left side
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Question # 13
A body OF mass 10 kg taken to height of 5m:
Choose an answer
P.E = 500 J
P.E = 50 J
P.E = 5 J
P.E = 5000 J
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