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Navigation — Instrumentation

Flight instruments, gyroscopics, compasses, air data, INS/IRS, FMS, EFIS, automatic flight control, warning & recording systems, and powerplant instrumentation. Chapter-wise study notes with diagrams, worked examples and practice Q&A.

40 Chapters180 min Exam100 Qs in the combined Navigation paper70% to Pass

Video

Notes

Questions

Chapter Quiz

How to study DGCA Navigation — Instrumentation

The DGCA Navigation — Instrumentation (CPL) exam requires a solid conceptual foundation rather than rote memorization. This paper tests your knowledge across 40 chapters, covering everything from fundamental principles to practical in-flight applications. You must score a minimum of 70% on the 100-question, 180-minute DGCA paper (the combined Navigation paper).

Ghost Aviator provides comprehensive, free, and interactive study material mapped precisely to the DGCA Instrumentation syllabus.

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Chapters

1

Characteristics and General Definitions

Instrumentation Chapter 1: Characteristics and General Definitions. DGCA CPL/ATPL exam-ready study notes with diagrams, worked examples, and practice Q&A.

⏱ 2 hrs❓ 8 practice Qs

Notes Practice Qs

Video Lecture

2

Pitot and Static Sources

Instrumentation Chapter 2: Pitot and Static Sources. DGCA CPL/ATPL exam-ready study notes with diagrams, worked examples, and practice Q&A.

⏱ 2 hrs❓ 8 practice Qs

Notes Practice Qs Video Lecture Chapter Quiz

3

Air Temperature Measurement

Instrumentation Chapter 3: Air Temperature Measurement. DGCA CPL/ATPL exam-ready study notes with diagrams, worked examples, and practice Q&A.

⏱ 2 hrs❓ 8 practice Qs

Notes Practice Qs Video Lecture Chapter Quiz

4

The Airspeed Indicator (ASI)

Instrumentation Chapter 4: The Airspeed Indicator (ASI). DGCA CPL/ATPL exam-ready study notes with diagrams, worked examples, and practice Q&A.

⏱ 2 hrs❓ 9 practice Qs

Notes Practice Qs Video Lecture Chapter Quiz

5

The Pressure Altimeter

Instrumentation Chapter 5: The Pressure Altimeter. DGCA CPL/ATPL exam-ready study notes with diagrams, worked examples, and practice Q&A.

⏱ 2 hrs❓ 6 practice Qs

Notes Practice Qs Video Lecture Chapter Quiz

6

The Vertical Speed Indicator

Instrumentation Chapter 6: The Vertical Speed Indicator. DGCA CPL/ATPL exam-ready study notes with diagrams, worked examples, and practice Q&A.

⏱ 2 hrs❓ 9 practice Qs

Notes Practice Qs Video Lecture Chapter Quiz

7

The Machmeter

Instrumentation Chapter 7: The Machmeter. DGCA CPL/ATPL exam-ready study notes with diagrams, worked examples, and practice Q&A.

⏱ 2 hrs❓ 9 practice Qs

Notes Practice Qs Video Lecture Chapter Quiz

8

Air Data Computer

Instrumentation Chapter 8: Air Data Computer. DGCA CPL/ATPL exam-ready study notes with diagrams, worked examples, and practice Q&A.

⏱ 2 hrs❓ 6 practice Qs

Notes Practice Qs Video Lecture Chapter Quiz

9

Terrestrial Magnetism

Instrumentation Chapter 9: Terrestrial Magnetism. DGCA CPL/ATPL exam-ready study notes with diagrams, worked examples, and practice Q&A.

⏱ 2 hrs❓ 7 practice Qs

Notes Practice Qs Video Lecture Chapter Quiz

10

The Direct Indicating Compass

Instrumentation Chapter 10: The Direct Indicating Compass. DGCA CPL/ATPL exam-ready study notes with diagrams, worked examples, and practice Q&A.

⏱ 2 hrs❓ 9 practice Qs

Notes Practice Qs Video Lecture Chapter Quiz

11

Gyroscopes

Instrumentation Chapter 11: Gyroscopes. DGCA CPL/ATPL exam-ready study notes with diagrams, worked examples, and practice Q&A.

⏱ 2 hrs❓ 9 practice Qs

Notes Practice Qs Video Lecture Chapter Quiz

12

Directional Gyro Indicator (DGI)

Instrumentation Chapter 12: Directional Gyro Indicator (DGI). DGCA CPL/ATPL exam-ready study notes with diagrams, worked examples, and practice Q&A.

⏱ 2 hrs❓ 10 practice Qs

Notes Practice Qs Video Lecture Chapter Quiz

13

The Artificial Horizon

Instrumentation Chapter 13: The Artificial Horizon. DGCA CPL/ATPL exam-ready study notes with diagrams, worked examples, and practice Q&A.

⏱ 2 hrs❓ 9 practice Qs

Notes Practice Qs Video Lecture Chapter Quiz

14

The Turn and Slip Indicator

Instrumentation Chapter 14: The Turn and Slip Indicator. DGCA CPL/ATPL exam-ready study notes with diagrams, worked examples, and practice Q&A.

⏱ 2 hrs❓ 6 practice Qs

Notes Practice Qs Video Lecture Chapter Quiz

15

The Turn Co-ordinator

Instrumentation Chapter 15: The Turn Co-ordinator. DGCA CPL/ATPL exam-ready study notes with diagrams, worked examples, and practice Q&A.

⏱ 2 hrs❓ 3 practice Qs

Notes Practice Qs Video Lecture Chapter Quiz

16

Aircraft Magnetism

Instrumentation Chapter 16: Aircraft Magnetism. DGCA CPL/ATPL exam-ready study notes with diagrams, worked examples, and practice Q&A.

⏱ 2 hrs❓ 4 practice Qs

Notes Practice Qs Video Lecture Chapter Quiz

17

Remote Indicating Magnetic Compass

Instrumentation Chapter 17: Remote Indicating Magnetic Compass. DGCA CPL/ATPL exam-ready study notes with diagrams, worked examples, and practice Q&A.

⏱ 2 hrs❓ 6 practice Qs

Notes Practice Qs Video Lecture Chapter Quiz

18

Inertial Navigation Systems

Instrumentation Chapter 18: Inertial Navigation Systems. DGCA CPL/ATPL exam-ready study notes with diagrams, worked examples, and practice Q&A.

⏱ 2 hrs❓ 8 practice Qs

Notes Practice Qs Video Lecture Chapter Quiz

19

Inertial Reference System

Instrumentation Chapter 19: Inertial Reference System. DGCA CPL/ATPL exam-ready study notes with diagrams, worked examples, and practice Q&A.

⏱ 2 hrs❓ 1 practice Qs

Notes Practice Qs Video Lecture Chapter Quiz

20

Radio Altimeter

Instrumentation Chapter 20: Radio Altimeter. DGCA CPL/ATPL exam-ready study notes with diagrams, worked examples, and practice Q&A.

⏱ 2 hrs

Practice Qs

Video Lecture Chapter Quiz

21

Flight Management System

Instrumentation Chapter 21: Flight Management System. DGCA CPL/ATPL exam-ready study notes with diagrams, worked examples, and practice Q&A.

⏱ 2 hrs

Practice Qs

Video Lecture Chapter Quiz

22

Electronic Flight Information Systems

Instrumentation Chapter 22: Electronic Flight Information Systems. DGCA CPL/ATPL exam-ready study notes with diagrams, worked examples, and practice Q&A.

⏱ 2 hrs❓ 10 practice Qs

Notes Practice Qs Video Lecture Chapter Quiz

23

Basic Computers

Instrumentation Chapter 23: Basic Computers. DGCA CPL/ATPL exam-ready study notes with diagrams, worked examples, and practice Q&A.

⏱ 2 hrs❓ 12 practice Qs

Notes Practice Qs

Video Lecture

24

Future Air Navigation Systems (FANS)

Instrumentation Chapter 24: Future Air Navigation Systems (FANS). DGCA CPL/ATPL exam-ready study notes with diagrams, worked examples, and practice Q&A.

⏱ 2 hrs❓ 6 practice Qs

Notes Practice Qs Video Lecture Chapter Quiz

25

Flight Director Systems

Instrumentation Chapter 25: Flight Director Systems. DGCA CPL/ATPL exam-ready study notes with diagrams, worked examples, and practice Q&A.

⏱ 2 hrs❓ 6 practice Qs

Notes Practice Qs

Video Lecture

26

Autopilot

Instrumentation Chapter 26: Autopilot. DGCA CPL/ATPL exam-ready study notes with diagrams, worked examples, and practice Q&A.

⏱ 2 hrs❓ 6 practice Qs

Notes Practice Qs

Video Lecture

27

Autoland

Instrumentation Chapter 27: Autoland. DGCA CPL/ATPL exam-ready study notes with diagrams, worked examples, and practice Q&A.

⏱ 2 hrs❓ 6 practice Qs

Notes Practice Qs

Video Lecture

28

Autothrottle

Instrumentation Chapter 28: Autothrottle. DGCA CPL/ATPL exam-ready study notes with diagrams, worked examples, and practice Q&A.

⏱ 2 hrs❓ 6 practice Qs

Notes Practice Qs

Video Lecture

29

Yaw Dampers

Instrumentation Chapter 29: Yaw Dampers. DGCA CPL/ATPL exam-ready study notes with diagrams, worked examples, and practice Q&A.

⏱ 2 hrs❓ 6 practice Qs

Notes Practice Qs

Video Lecture

30

Control Laws

Instrumentation Chapter 30: Control Laws. DGCA CPL/ATPL exam-ready study notes with diagrams, worked examples, and practice Q&A.

⏱ 2 hrs❓ 6 practice Qs

Notes Practice Qs

Video Lecture

31

AFCS Revision Questions

Instrumentation Chapter 31: AFCS Revision Questions. DGCA CPL/ATPL exam-ready study notes with diagrams, worked examples, and practice Q&A.

⏱ 2 hrs

Practice Qs

Video Lecture

32

Flight Warning Systems

Instrumentation Chapter 32: Flight Warning Systems. DGCA CPL/ATPL exam-ready study notes with diagrams, worked examples, and practice Q&A.

⏱ 2 hrs❓ 6 practice Qs

Notes Practice Qs

Video Lecture

33

Aerodynamic Warnings

Instrumentation Chapter 33: Aerodynamic Warnings. DGCA CPL/ATPL exam-ready study notes with diagrams, worked examples, and practice Q&A.

⏱ 2 hrs❓ 6 practice Qs

Notes Practice Qs

Video Lecture

34

Ground Proximity Warning System

Instrumentation Chapter 34: Ground Proximity Warning System. DGCA CPL/ATPL exam-ready study notes with diagrams, worked examples, and practice Q&A.

⏱ 2 hrs❓ 6 practice Qs

Notes Practice Qs

Video Lecture

35

Airborne Collision and Avoidance System

Instrumentation Chapter 35: Airborne Collision and Avoidance System. DGCA CPL/ATPL exam-ready study notes with diagrams, worked examples, and practice Q&A.

⏱ 2 hrs❓ 6 practice Qs

Notes Practice Qs

Video Lecture

36

Flight Data Recorder

Instrumentation Chapter 36: Flight Data Recorder. DGCA CPL/ATPL exam-ready study notes with diagrams, worked examples, and practice Q&A.

⏱ 2 hrs❓ 6 practice Qs

Notes Practice Qs

Video Lecture

37

Cockpit Voice Recorder

Instrumentation Chapter 37: Cockpit Voice Recorder. DGCA CPL/ATPL exam-ready study notes with diagrams, worked examples, and practice Q&A.

⏱ 2 hrs❓ 2 practice Qs

Notes Practice Qs

Video Lecture

38

Engine Instrumentation

Instrumentation Chapter 38: Engine Instrumentation. DGCA CPL/ATPL exam-ready study notes with diagrams, worked examples, and practice Q&A.

⏱ 2 hrs❓ 6 practice Qs

Notes Practice Qs

Video Lecture

39

Electronic Instrumentation

Instrumentation Chapter 39: Electronic Instrumentation. DGCA CPL/ATPL exam-ready study notes with diagrams, worked examples, and practice Q&A.

⏱ 2 hrs❓ 12 practice Qs

Notes Practice Qs

Video Lecture

40

Revision Questions

Instrumentation Chapter 40: Revision Questions. DGCA CPL/ATPL exam-ready study notes with diagrams, worked examples, and practice Q&A.

⏱ 2 hrs❓ 15 practice Qs

Notes Practice Qs

Video Lecture

🎯

Mid-Subject Test

40 questions drawn from across the subject · 45 minutes

🏆

Full Subject Test

50 questions drawn from the whole Instrumentation bank · 60 min
The real DGCA paper is 100 questions in 3 hours: sit it in Exam Mode.

Start Full Test

📋

Sample Paper

A fresh random draw of 50 Instrumentation questions, timed like the Full Subject Test

Start Sample Test

Total study time: ~80 hrs

Total practice questions: 265

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