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9th Class Physics English Medium KPK Boards Online Mcqs MCQs With Answers
Question # 1
The unit of torque is:
Choose an answer
Nm
-2
Ncm
Nm
-1
Nm
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Question # 2
In gases, heat is mainly transferred by
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Molecular collision
Conduction
Convection
Radiation
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Question # 3
The energy stored in coal is
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Heat Energy
Kinetic energy
Chemical energy
Nuclear energy
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Question # 4
Complete equation fy/fx =
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Sin𝜽
Cos 𝜽
Tan𝜽
Cos ec𝜽
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Question # 5
The units of electric current is.
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Candela
Metre
Second
Ampere
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Question # 6
What type of conversion is done candle burning?
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Chemical __ ;light
Chemical __ heat
Both a & b
None of above
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Question # 7
More radiation is reflected by the surface.
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White
Coloured
Black
Rough
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Question # 8
When a body is lifted through height h, the work done on it appears in the form of its
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Kinetic energy
Potential eneger
Elastic potential energy
Geothermal energy
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Question # 9
If the acceleration is 10 m/s2 and mass 10kg:
Choose an answer
F = 99N
F = 100 Kg
F = 100 m/s2
F =100 N
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Question # 10
A force of 10 N is making and angle of 30
o
with the horizontal. Its horizontal component will bw:
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4 N
5 N
7 N
8.7 N
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Question # 11
ΣF=0 is __________ condition of equilibrium:
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1st
2nd
Unstable
Stable
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Question # 12
Density is a ratio of mass to:
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Area
Volume
Length
Mass
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Question # 13
A car is made on the principles of
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Electronics
Thermodynamics
Electricity
Mechanics
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