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9th Class Physics Chapter 7 Properties of Matter English Medium KPK Boards Online Mcqs MCQs With Answers
Question # 1
The quantity that depends upon the force and increases with decrease in the area on which force is acting is called
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Momentum
Pressure
Mass
Velocity
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Question # 2
1 Pa is equal to
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NM
NM-1
JS
NM-2
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Question # 3
When the stress crosses the elastic limit, then the body will :
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Break
Permanently deformed
Plasticity
None
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Question # 4
If force will be applied on smaller area, pressure will become:
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Much less
Zero
More
Less
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Question # 5
Pressure is quantity:
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Scalar
Vector
Constnat
Dependent
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Question # 6
Atmospheric pressure acts in:
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upward direction
Down ward direction
Opposite of force
All direction
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Question # 7
Rate of doing work is called
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Energy
Torque
Power
Momentum
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Question # 8
At sea level , Atmosphere pressure is:
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101,300 Pa
101,400 Pa
101,500 Pa
101, 600 Pa
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Question # 9
During the hot summer day the vlaue of atomospheric pressure is:
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Increase
Decreases
Constant
None of these
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Question # 10
At a height of 30 km, atmospheric pressure is:
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101300 Pa
1000 Pa
10000 Pa
101325 Pa
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Question # 11
The braking system of cars, buses etc also works on
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Newton's law
Pascal law
Faraday law
Bohr's law
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Question # 12
Hydro meter is used to measure:
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Pressure
Density
Area
Volume
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Question # 13
Density is a ratio of mass to:
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Area
Volume
Length
Mass
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