Explore topic-wise MCQs in Avionics.

This section includes 10 Mcqs, each offering curated multiple-choice questions to sharpen your Avionics knowledge and support exam preparation. Choose a topic below to get started.

1.

Differential GPS corrects for satellite errors.

A. True
B. False
Answer» B. False
Discussion
2.

What is the line connecting the intersection of the orbital plane with the Earth’s equatorial plane called?

A. Critical point
B. Intersection plane
C. Line of nodes
D. Differential line
Answer» D. Differential line
Discussion
3.

Differential GPS corrects for satellite errors?

A. True
B. False
Answer» B. False
Discussion
4.

The clocks are important in satellite navigation as they are potential sources of error.

A. True
B. False
Answer» B. False
Discussion
5.

Which of the following is not one of the perturbations that make the satellite to vary from its elliptical path?

A. Solar activity
B. Asymmetrical components of Earth’s gravitational field
C. Air drag
D. Motion of a passing comet
Answer» E.
Discussion
6.

The line connecting the perigee and apogee is called as?

A. Differential line
B. Line of apsides
C. Line of maximum reception
D. Overhead line
Answer» C. Line of maximum reception
Discussion
7.

What is the number of independent constants required to specify the nominal orbit?

A. 6
B. 5
C. 2
D. 7
Answer» B. 5
Discussion
8.

When the satellite crosses the equatorial plane from the southerly latitude to the northerly, the point is called descending node.

A. True
B. False
Answer» C.
Discussion
9.

What is the line connecting the intersection of the orbital plane with the Earth’s equatorial plane called?$

A. Critical point
B. Intersection plane
C. Line of nodes
D. Differential line
Answer» D. Differential line
Discussion
10.

Which of the following is the most fundamental for satellite navigation?

A. Power source in satellite
B. Position and acceleration of satellite
C. Distance from the Earth
D. Total number of satellites in the sky
Answer» C. Distance from the Earth
Discussion