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Online Tests
Physics 9th Class English Medium Unit 5 Online Test MCQs With Answers
Question # 1
The unit of gravitational constnat is:
Choose an answer
Nm
2
kg
Nm
2
kg
-2
Nm
2
kg
-1
N - m
2
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Question # 2
Moon is nearly km away from the Earth:
Choose an answer
3,80,000 km
3800 km
3,80 km
38 km
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Question # 3
The orbital speed of a low orbit satellite is:
Choose an answer
Zero
8 ms
-1
800 ms
-1
8000 ms
-1
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Question # 4
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 # 5
Moon is our satellite:
Choose an answer
Artificial
Permanent
Natural
Communication
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Question # 6
GPS consists of __________ earth satellites.
Choose an answer
30
2
7
24
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Question # 7
The speed of satellites in GPS is:
Choose an answer
8.73 kms
-1
3.87 ms
-1
32 ms
-1
3.87 kms
-1
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Question # 8
Moon is a _____________ satellite.
Choose an answer
Natural
Artificial
Not manmade
Nil
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Question # 9
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 # 10
The gravitational field exist _________ the earth.
Choose an answer
One direction
Upward
All aorund
Downward
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