Orbital Mechanics MCQs : This section focuses on the "Orbital Mechanics" in Satellite Communication. These Multiple Choice Questions (MCQs) should be practiced to improve the Satellite Communication skills required for various interviews (campus interview, walk-in interview, company interview), placement, entrance exam and other competitive examinations.
Question 1
We know that the path of satellite revolving around the earth is known as ?
A. path
B. antenna
C. orbit
D. earth station
Question 2
___________ are the parameters, which are helpful for describing the orbital motion of satellites.
A. Semi major axis
B. Orbital elements
C. Eccentricity
D. Mean anomaly
Question 3
The length of Semi-major axis (a) defines the size of satellite orbit.
A. TRUE
B. FALSE
C. Can be true or false
D. Can not say
Question 4
The value of eccentricity of a circular orbit is?
A. one
B. infinite
C. zero
D. Can not say
Question 5
_______________ gives the average value of the angular position of the satellite with reference to perigee.
A. Inclination
B. Argument of Perigee
C. Polar orbit
D. Mean anomaly
Question 6
Satellite orbit cuts the equatorial plane at ________ points.
A. 1
B. 2
C. 3
D. 4
Question 7
The angle between orbital plane and earth’s equatorial plane is known as?
A. right ascension
B. perigee
C. inclination
D. eccentricity
Question 8
Which types of orbits based on the angle of inclination, When an angle of inclination is 90 degrees?
A. Equatorial orbit
B. Prograde orbit
C. Retrograde orbit
D. Polar orbit
Question 9
Angle of inclination lies between 90 and 180 degrees known as Retrograde orbit.
A. TRUE
B. FALSE
C. Can be true or false
D. Can not say
Question 10
Which is Centrifugal force?
A. A satellite, when it revolves around the earth, it undergoes a pulling force from the earth due to earth gravitational force
B. A satellite, when it revolves around the earth, it undergoes a pulling force from the sun and the moon due to their gravitational forces.
C. A satellite, when it revolves around the earth, it undergoes a pulling force from the mars due to their gravitational forces.
D. A satellite, when it revolves around the earth, it undergoes a pulling force from the space due to their gravitational forces.