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9th Class Physics Chapter 5 Gracitation English Medium KPK Boards Online Mcqs MCQs With Answers
Question # 1
Gravitational force is a:
Choose an answer
Electric force
Magnetic force
Reactional force
Electromotive force.
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Question # 2
Value of 'g' on surface of moon is:
Choose an answer
1.62 ms
-2
3.7 ms
-2
9.2 ms
-2
10 ms
-2
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Question # 3
The value of 'g' on the surface of Mars:
Choose an answer
3.73 ms
-2
1.62 ms
-2
Zero
Constant
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Question # 4
GPS consists of __________ earth satellites.
Choose an answer
30
2
7
24
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Question # 5
Value of g increases with the
Choose an answer
Increases in mass of the body
Increase in altitude
Decreases in altitude
None of the above
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Question # 6
Mass of earth is approximately _________
Choose an answer
3.7 x 10
24
kg
25.94 kg
6.0 x 10
22
kg
6 x 10
24
kg
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Question # 7
The altitude of geostationary orbits in which communication satellites are launched above the surface of the Earth is
Choose an answer
850 km
1000 km
6400 km
42,300 km
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Question # 8
The height of geostationary satellites with respect to Earth is
Choose an answer
36,300 km
40,300 km
30,300 km
42,300 km
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Question # 9
The mass of a body is 1 kg, its mass in deep space is :
Choose an answer
1 Kg
0.5 Kg
0.25 kg
0
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Question # 10
________ is the height of an object or place above sea level.
Choose an answer
Altitude
Depth
Sun
Moon
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Question # 11
The value of gravitational constant is, G is:
Choose an answer
6.67× 10-10 Nm2/Kg2
6.67× 10-11 Nm2/Kg2
6.67× 10-11
None
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Question # 12
GPS system consists of earth satellites:
Choose an answer
4
20
24
30
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