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9th Class Physics English Medium KPK Boards Online Mcqs MCQs With Answers
Question # 1
Which of the following is produced in refrigerators by evaporation of a liquefied gas?
Choose an answer
Heating
Cooling
Freezing
Melting
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Question # 2
The force which keeps a body to move in a circle is called
Choose an answer
Gravitational force
Centripetal force
Centrifugal force
Rotational force
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Question # 3
The value of tan 45
o
is:
Choose an answer
0.5
1.732
1
0.5777
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Question # 4
Larger number of slots are made in radiators to increase:
Choose an answer
Surface temperature
Surface area
Both A and B
Nonr
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Question # 5
Friction is caused by :
Choose an answer
Shining surface
Rough surface
Polished surface
Nil
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Question # 6
The S.I unit of efficiency is :
Choose an answer
J/s
Nm
watt
It has no unit
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Question # 7
Near the earth surface the gravitational field strength is:
Choose an answer
1 N kg
-1
10 N kg
-1
100 N kg
-1
101 N kg
-1
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Question # 8
The device that is used to measure the temperature of a body called
Choose an answer
Thermometer
Acidimeter
Barometer
Clock timer
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Question # 9
Barometer was first set up by:
Choose an answer
Robert
Torricelli
Al Razi
Nil
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Question # 10
The main source of energy n the universe is:
Choose an answer
Moon
Stars
Sun
Planets
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Question # 11
The numebr .00580 is scientific notation is.
Choose an answer
5 .80 x 10
5
5 .80 x 10
-4
5 .80 x 10
-3
5 .80 x 10
-2
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Question # 12
If force is capable of rotation a body in clockwise direction it is :`
Choose an answer
Clockwise
Anticlockwise
It has no direction
Nil
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Question # 13
The vacuum in barometer is called:
Choose an answer
Deep vacuum
Mercury vacuum
Torricellian vacuum
None of above
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