M7 Part 3

1. The small hole in American push pull rod is used

To check enough thread engagement

To rotate the rod

To attach the rod

2. In an isometric view, vertical lines are drawn straight vertically while horizontal lines are drawn inclined at:

30deg

45deg

60deg

3. Serviceable label is a label certified by the authorized holder

For a serviceable component leaving a workshop after modification, repair

On a removable of a component from the aircraft

On completion of servicing the aircraft.

4. The standard edge distance of a rivet pattern is

2D

4D

5D

5. When do you deflate tyres….

Before removing tyres from aircraft

Before jacking the aircraft

When inspection the tyres.

6. Liquid NDT penetrant which is non-water soluble or post emulsifier is also known as?

Solvent removable penetrant

Solvent immersible penetrant

Air dry penetrant

7. Mean aero-dynamical chord (MAC) is described by

The distance from datum to the leading edge of MAC and the length of MAC

The distance from datum to the leading edge of MAC and overall aircraft length

The distance from datum to the trailing edge of MAC and overall aircraft length

8. Serviceable components should be stored in the:

Inwards good store

Bonded store

Quarantine store

9. When using with multimeter, which of the measurement would require the power supply to be switched off?

Voltage

Current

Resistance

10. Which of the following statement is true?

All spare wire must be determined.

All spare wires should be removed from the wiring bundle

11. In magnetic particle inspection, a crack that is at right angle to the road axis can be checked by

Longitudinal

Circular

Lateral

12. Information required during trouble shooting, as far as receptaceable modules level, can be found

Block diagram

Wiring diagram

Location diagram

13. To install the wheel retaining nut, nut is tight end till the friction drag is felt, then back off by

1/12 turn

1/8 turn

1/6 turn

14. Lighting strike cause

Small circular hole on fuselage and wing.

Burnt marks on pitting

Magnetization of leading edge.

15. The most common sign to indicate the aircraft undergoes heavy landing

Deformed ribs, spars and frames

Enlarged fasteners holes

Wrinkled skin

16. Soldering vs brazing:

Silver soldering is a form of brazing

Silver soldering fuses the base material and capillary action takes place

Silver soldering temperature is longer than tin soldering temperature

17. When aircraft undergoes serve turbulence, the most important inspection to the carried out is an

Fuselage skin

The wing upper and lower skin

All surfaces of the empennage.

18. To perform bearing storage after maintenance:

Clean and dry, pack in wax coated paper and store in low humanity

Lubricate following manufacturer’s instruction, pack in wax coated paper and store in low humanity environment.

Apply petroleum jelly, pack in wax coated paper and store in low humanity environment.

19. To perform bearing storage after maintenance:

Clean and dry, pack in wax roated paper, and store in low humidity environment

Lubricant flowing manufacture’s instruction, packing wax coated paper, and store in low humidity environment

Apply petroleum jelly, pack in wax coated paper and store in low humidity environment.

20. Bonding resistance of radio equipment should not be greater than

0.03 ohm

0.003 ohm

0.3 ohm

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