Motion of a Satellite ( Orbital Velocity, Time Period and Energy of Satellite ) NEET Questions

Physics - Gravitation

Motion of a Satellite ( Orbital Velocity, Time Period and Energy of Satellite ) MCQ Questions


1.
The time period of a satellite in a circular orbit depends on:
A.
The mass of the satellite
B.
The mass of the planet
C.
The radius of the orbit
D.
The altitude of the satellite
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ANSWER :
C. The radius of the orbit
2.
The energy of a satellite in orbit is the sum of:
A.
Kinetic and potential energy
B.
Potential and thermal energy
C.
Kinetic and elastic energy
D.
Thermal and potential energy
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ANSWER :
A. Kinetic and potential energy
3.
The orbital velocity of a satellite is independent of:
A.
The mass of the satellite
B.
The radius of the orbit
C.
The shape of the orbit
D.
The gravitational constant
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ANSWER :
A. The mass of the satellite
4.
The total mechanical energy of a satellite in orbit is:
A.
Negative
B.
Positive
C.
Zero
D.
Infinite
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ANSWER :
A. Negative
5.
If the height of a satellite's orbit increases, its orbital speed:

NEET - 2019

A.
Increases
B.
Decreases
C.
Remains the same
D.
Becomes zero
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ANSWER :
B. Decreases
6.
The potential energy of a satellite in a circular orbit is:
A.
Twice its kinetic energy
B.
Equal to its kinetic energy
C.
Negative of twice its kinetic energy
D.
Zero
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ANSWER :
C. Negative of twice its kinetic energy