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9th Class Physics English Medium KPK Boards Online Mcqs MCQs With Answers
Question # 1
Formula of weight is derived from which law?
Choose an answer
First law
Second law
Third law
Law of conservation of momentum
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Question # 2
The unit of torque is:
Choose an answer
Nm
-2
Ncm
Nm
-1
Nm
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Question # 3
The large unit of work is:
Choose an answer
Kilowatt
Kilo joul
Mega joul
Both B and C
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Question # 4
Least count of physical balance is.
Choose an answer
0.001 g
0.01 g
0.1 g
0.0001 g
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Question # 5
_____________ is related to earth attractive force.
Choose an answer
Centre of gravity
Acceleration
Velocity
Nil
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Question # 6
Walking on earth is the example of which law?
Choose an answer
First law
Second law
Third law
Law of momentum
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Question # 7
The temperature of a black dull surface on heating :
Choose an answer
Rise Rapidly
Fall Rapidly
Becomes zero
Remain constant
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Question # 8
Celsius temperature is converted into Fahrenheit temperature using the formula
Choose an answer
F = 1.8 C + 32
F = 1.8 C - 32
F = 1.4 C + 32
F = 1.4C - 32
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Question # 9
A body of mass 5 kg i moving with a velocity of 10 ms
-1
. Find the force required to stop it in 2s.
Choose an answer
5 N
25 N
20 N
30 N
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Question # 10
What type of conversion is done candle burning?
Choose an answer
Chemical __ ;light
Chemical __ heat
Both a & b
None of above
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Question # 11
Latent heat of fusion of water is:
Choose an answer
3.36 x 10
10
Jkg
-1
93.6 x 10
10
Jkg
-1
3.36 x 10
5
Jkg
-1
None of these
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Question # 12
If 'm' is a mass of a body and 'c' is its specific heat, then its heat capacity is a given by
Choose an answer
m/c
c/m
mc
mc2
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Question # 13
Brownian motion is an example of.
Choose an answer
Linear motion
Random motion
Circular motion
Vibratory motion
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