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9th Class Physics English Medium KPK Boards Online Mcqs MCQs With Answers
Question # 1
When a body is lifted through a height the work done on its appears in the form of its:
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Kinetic energy
Potential energy
Elastic potential energy
Geothermal energy
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Question # 2
If we increase the length of spanner the torque produced will be
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Increased
Decreased
Constant
Zero
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Question # 3
At what angle sin𝜽 and cos𝜽 has same values:
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30
o
45
o
60
o
90
o
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Question # 4
What is the effect of lubricicantion?
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Increase friction
No effect
Reduce friction
None
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Question # 5
In the nineteenth century, physics science were divided into distine discipline.
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5
4
6
7
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Question # 6
The value of g is maximum at:
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Mountains
Maximum height
Surface of earth
At 2R
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Question # 7
A ball of mass 1 kg moving wih velocity 2 ms
-1
its momentum will be;
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1 Ns
2 Ns
0.5 Ns
4 Ns
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Question # 8
The method used for addition of non-parallel forces is.
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Algebraic
Head to trail rule
Mathematical
Nil
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Question # 9
The height of geostationary satellites with respect to Earth is
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36,300 km
40,300 km
30,300 km
42,300 km
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Question # 10
In building central heating system works on the process of:
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Covection
Radiation
Conduction
both a and b
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Question # 11
According to Archimedes principle the density of a substance is determined by using formula
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D = w1/w2 + w1 x p
D = w1w2/w2- w1 x p
D = w1/w2 - w1 x p
D = w1w2/w2- w1 x p
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Question # 12
In measurement 1.032 numbers of significant figure are.
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1
2
3
4
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Question # 13
In graph referenc epoint is taken as.
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Origin
x-axis
variable
coordinates
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