DGCA Module 03 Electrical Fundamentals (Test 1) is the basic principles of electricity used in aircraft systems. It covered electric charges, voltage, current, resistance and the simple laws that control how electricity flows. Students will learn how the meaning of AC, DC, power, energy and how these basic ideas support electrical operation in an aircraft.
This test is includes questions on Ohm’s law, series circuits, parallel circuits, batteries, generators, alternators and basic measuring instruments. It also explains the working of fuses, switches, relays and the main parts of aircraft electrical supply. Students understand how electrical components work together and how stable power is maintained in all conditions.
This test papers develops knowledge of wiring diagrams, bonding, earthing, electrical protection, fault finding and safe working practices needed for reliable aircraft electrical performance. The test is useful for students to practise for DGCA Module 03 and build a clear understanding of electrical fundamentals and basic aircraft power systems.
DGCA Module 05 Digital Techniques / Electronic Instrument Systems (Test 1) introduces the foundation of digital electronics and aircraft instrument technology. It covers number systems, logic circuits, memory units and basic concepts used in modern avionics. Included how digital components and computing elements support accurate and stable aircraft operation.
This test is included binary hex conversion, logic gates, flip flops, registers and data bus concepts. It also explains the working principles of major avionics systems such as EFIS, ECAM, ADC, IRS, FMS, microprocessor and digital engine instruments. Students learn how display behaviour, signal flow, processing stages and system coordination inside the cockpit environment.
This section is develops knowledge of system interfaces, monitoring, systems fault alerts and basic troubleshooting practices needed for reliable avionics performance. The test is best for practice for students for clearing DGCA Module 05 and structured understanding of digital techniques and aircraft electronic instrument systems.
DGCA Module 06 Materials and Hardware 4th Session 2018 exam is focused on aircraft construction materials, including metals, alloys and composites. It explains corrosion prevention, heat treatment, identification of fasteners, bearings, locking devices and safety wiring practices necessary for safe and effective aircraft maintenance.
DGCA Module 06
3rd Session of 2018
1. The most common aircraft cable used is.
A) 1×7 & 7×19
B) 7×7 & 7×19
C) 1×6 & 6×19
2. The extra flexible cable used in aircraft.
A) Used in primary control
B) As in (A) & not adjusted frequently
C) As in (B) & 7×19
3. When copper wire is replaced by Al wire.
A) Copper wire 2 times larger than Al wire
B) Copper wire 6 times larger than Al wire
C) Al wire is 2 times larger than copper wire
4. Bolt and bushing are fitted in aircraft.
A) Loosely
B) Tightly
C) Snugly
5. MTCS — 16 gauge.
A) Blue
B) Red
C) Yellow
6. MTCS — The wire is displayed in yellow when the gauge number is from.
A) 10 to 15
B) 18 to 22
C) 16 to 18
7. Type of damage and defect in composite.
A) Crack
B) Cosmetic
C) Impact
D) Holes
8. The direction of fabric that run along the length (lengthwise).
A) Warp
B) Weft
C) Salvage
9. Minimum taper ratio of wood grain in the main wing spar.
A) 8:1
B) 10:1
C) 12:1
D) 14:1
10. In compound gear train.
A) It is a series of gears with two of internally gear mounted on the same shaft
B) As in (A) and rotate at same speed
C) As in (B) having at least 4 gears
D) As in (C) having at least 6 gears
11. In four digit of index system of Al & Al alloy, the second digit indicates.
A) Alloy type
B) Special modification
C) Percentage of middle carbon range
12. The strength of which cannot increase by heat treatment.
A) Beryllium copper
B) Aluminum bronze
C) Muntz metal
D) Monel
13. Cast Al pronges having copper.
A) 89%
B) 90%
C) 80%
D) 85%
14. Which type of ray is used in radiography.
A) Alpha ray
B) Beta ray
C) Gamma ray
15. A file test is a method of determining the hardness of.
A) A piece of material by trying to cut into it with the corners of a file
B) A piece of material by trying to cut into it without the corners of a file
C) Both
16. In needle bearing.
A) The length of the roller is equal to the dia of the roller
B) The length of roller is many times longer than dia
C) The dia of the roller is 2 times larger than roller
17. A corroding action will take place if metal contacts with metal in the presence of moisture.
A) 2117 & 2017
B) 3003 & 5052
C) 6053 & 7075
18. Which rivet are used in the interior of the aircraft where clearance is not required.
A) Round head rivet
B) Brazier head rivet
C) Universal head rivet
19. Which screw are used for attaching removable parts such as name plate to casting & parts in which screw cut in own threads.
A) Self tapping screw
B) Drive screw
C) Machine screw
20. When great strength is required, used.
A) Screw
B) Bolt
C) Rivet
21. The type of corrosion which requires disassembly and inspection.
A) Intergranular corrosion
B) Surface corrosion
C) Dissimilar metal corrosion
22. The elastic stop nut is not installed where the temperature.
A) Not exceed 120°F
B) Not exceed 250°F
C) Not exceed 260°F
23. The plastic cannot be reshaped once being cored by heat.
A) Thermoplastic
B) Monolithic
C) Thermosetting
24. Which lock bolt are used mainly in aircraft primary and secondary structure.
A) Stump type
B) Pull type
C) Blind type
25. The use where the desired tightness can be obtained with the finger and where the assembly is frequently removed.
A) Plane check nut AN 316
B) The light hex nut AN 340 & AN 345
C) The wing nut AN 350
26. The type of self-locking nut currently in use are.
A) Boot self-locking nut
B) Elastic stop nut
C) Both
27. Muntz metal is a brass composed of.
A) 60% copper, 40% zinc
B) 40% copper, 60% zinc
C) 70% copper, 30% zinc
28. MTCS – Corrosion color.
A) A surface of Al alloy is white powdery deposit.
B) Magnesium – gray.
C) Copper – red.
29. Barcol method requires the voltages.
A) Voltage between 4 & 6 volt.
B) Voltage between 8 to 12 volt.
C) Voltage 230 volt.
30. The thickness of cadmium plating deposit is dependent upon.
A) Voltage & current.
B) Time & voltage.
C) Time & current density.
31. Simple gear train consists of two or more gears mounted on separate shaft.
A) As in (a) & even number of gears rotate same direction.
B) As in (a) & odd number of gears rotate opposite direction.
C) As in (a) & all gears rotate opposite direction.
D) As in (a) even number of gears rotate opposite direction.
32. Miter gears is.
A) It is mating the bevel gears.
B) It mating the worm gears.
C) When meshed with gear used to change rotary motion to reciprocating motion.
D) Gear pinion.
33. MTCS — Class 1 fit can easily be turned with fingers.
A) True.
B) False.
C) None.
34. The most common rotating beam or rotating cantilever test of the material.
A) Torsion test.
B) Fatigue test.
C) Impact test.
35. Aircraft flaring tool must have flaring angle of.
A) 40–47 degree.
B) 35–37 degree.
C) 45–47 degree.
36. In aircraft fluid lines fitting flaring angle is used.
A) 35°.
B) 37°.
C) Both a & b.
37. The spring which is formed by the layers of spring.
A) Torsion.
B) Leaf spring.
C) Helical compression.
38. The nut in which desired tightness can be obtained with the fingers.
A) Hex head nut
B) Plain check nut
C) Wing nut
39. Class 2 fit is.
A) Free fit.
B) Close fit.
C) Loose fit.
40. Inconel is.
A) Nickel–chromium steel alloy.
B) Nickel–chromium iron alloy.
C) Copper and zinc alloy.
41. —- is high in hardness, strength, and corrosion resistant properties.
A) high carbon steel
B) nickel steel
C) chrome–nickel
D) chromium steel
42. Aircraft bolt screws & nuts are threaded in.
A) NF threads
B) as in (a) + aircraft threads
C) as in (b) + UNF thread
D) as in (c) + UNC threads
43. Rivets used for riveting nickel steel alloy.
A) mild steel rivet
B) CRS rivet
C) monel rivet
44. Helical shape formed by wire & strands called.
A) core strand
B) pitch
C) lay
C) pitch
45. 7 × 9 cable means.
A) nineteen strands for seven wire each
B) seven strands of nineteen wire each
C) both
46. For which of the corrosion treatment as structural repair manual (SRM) is needed.
A) corrosion repairable by patching
B) as in (a) + repairable by inspection
C) corrosion with negligible damage
47. Process of forming a produce by hammering or pressing.
A) forging
B) casting
C) both
48. Which is formed by layers of flat spring.
A) spiral spring
B) leaf spring
C) helical spring
49. Lubrication of bearing :- No lubricant area of rubbing contact between element & cage.
A) protection from corrosion
B) dissipate heat
C) ATA
50. NAS.
A) national aircraft standard
B) national aviation standard
C) navigational aircraft standard
51. What is type rivet use in interior structure.
A) universal
B) round head
C) braizer head
52. Melting point of steel.
A) 2600 F
B) 1100 F
C) 1300–1600 F
53. Nickel contain steel is.
A) hardness
B) tensile strength
C) both
D) ductility
54. Ability of a material to resist abrasion penetration and cutting action.
A) Strength
B) Hardness
C) Ductility
55. Common cable.
A) 7×7 and 7×19
B) 7×9 and 1×19
C) 1×19 and 1×7
56. Turnbuckle is.
A) Two threaded terminal and barrel
B) Two threaded terminal
C) One threaded terminal and other barrel
57. 7 × 9 cable means.
A) nineteen strands for seven wire each
B) seven strands of nineteen wire each
C) both
58. Cable inspection.
A) process, inspect cables for corrosion by hand cleaning of short sections with solvent soaked cloths.
B) As in A and external corrosion is evident, relieve tension and check the cable for internal corrosion.
59. Phosphate ester base fluid which type hose use.
A) Neo prene
B) Buna N
C) Butyl
D) All
60. Hydraulic pressure test for hose.
A) 1.5 time operating pressure
B) 3 time operating pressure
C) both
61. Steel tubing identify by.
A) factory and manufacture trade name
B) SAE Number
C) Containing toxic material
D) All
62. Chromium vanadium made for.
A) 18% Cr
B) 1% Cr
C) 18% vanadium and 1% Cr
63. Allowance.
A) intentional difference in dimension of mating part or minimum clearance that can be allowed between mating parts.
B) Unintentional error in machining of parts.
C) Tolerance allowed for surface finish only.
64. Clearance.
A) difference in size between mating part s where the outside dimension of smaller than inside dimension of the other.
B) Difference in size where the outside dimension is larger than the inside dimension.
C) Intentional error provided for interference fit
DGCA Module 10 Civil Aviation Legislation (Test 1) is teaches the basics of CAR 145, CAR 147, CAR 66 and CAR M. Test about of maintenance, training approval and engineer licensing. It explains DGCA functions, responsibilities and legal systems ensuring safe, efficient and standardized aviation operations under the national and international rules and regulations.
This test is includes AOP, CAP, CA forms and AACs. It covered the license validity, renewal and suspension. Learners understand approval processes, documentation and record keeping rules for maintenance and training organizations. This section builds awareness of compliance, inspection and reporting procedures required for aviation safety and regulatory control.
It helps the strong knowledge of aviation laws, acts and DGCA rules. Students learn about Aircraft Act 1934, Aircraft Rules 1937 and CAR structures. The test is prepares learners for DGCA examinations, ensuring complete understanding of civil aviation legislation, operational safety and this practice test is very helpful for clearing DGCA Module 10 exam.
DGCA Module 17 Propeller Quiz (Test 1) is helps to learners for understand how propellers convert engine power into thrust for efficient a/c movement. It focuses on the principles of blade pitch, aerodynamic forces and propeller efficiency during various flight conditions. Given About fixed pitch, variable pitch and constant speed propellers to understand how design … Read more
EASA DGCA CAR 66 Module 12 is about the subject of Helicopter Aerodynamics, Structures and Systems which covers all helicopter principles, components and system operations. This module 12 is applicable for both EASA and DGCA CAR 66 licensing systems. This Module also helps to all trainees understand how helicopters generate lift, control flight and how … Read more
EASA DGCA CAR 66 Module 11 is about the subject of Turbine Aeroplane, Aerodynamics, Structures and Systems which covers all turbine thier working principles. This Module is common for both EASA and DGCA CAR 66 licensing systems. This Module 11 helps to all trainees for understand how turbine powered aircraft operate, including their structural design … Read more
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