M6 Part 4
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If two dissimilar materials mate, which one will corrode first?
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Anodic
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Strongest material
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Hardest material
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M6 part 4
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- 2.
Landing gears wheels use what bearing?
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Roller bearing
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Ball bearing
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Tapered roller bearing
Correct Answer
A. Tapered roller bearing -
- 3.
A split pin
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Used twice only
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Use once
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Can be re-used if it is serviceable
Correct Answer
A. Use once -
- 4.
What type of corrosion will have on aircraft aluminum structure if there is a spilling of battery acid
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Direct chemical attack
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Intergranular corrosion
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Fretting
Correct Answer
A. Direct chemical attack -
- 5.
Advanced composite structure repair required curing of resin by
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Heat only
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Pressure only
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Heat and pressure
Correct Answer
A. Heat and pressure -
- 6.
Which of the bearing will give you the largest contact surface area on a shaft with the same diameter?
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Thrust bearing
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Roller bearing
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Plain bearing
Correct Answer
A. Roller bearing -
- 7.
The fuel metering in a fuel control unit uses what spring?
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Compression spring
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Tension spring
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Leaf spring
Correct Answer
A. Compression spring -
- 8.
A locking plate
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Can be reuse if serviceable
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Must be discard after used
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Can be used not more than two time
Correct Answer
A. Can be reuse if serviceable -
- 9.
Which material will give high strength, low weight and ductility when alloyed?
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Copper
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Magnesium
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Aluminum
Correct Answer
A. Aluminum -
- 10.
The main load curried by a rivet is,
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Shear
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Tensile
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Compressive
Correct Answer
A. Shear -
- 11.
18-8 stainless steel contain
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18% carbon and 8% chromium
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18% titanium and 8% vanadium
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18% chromium and 8% nickel
Correct Answer
A. 18% chromium and 8% nickel -
- 12.
A test involving a pendulum hitting a notched material,
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Hardness test
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Impact test
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Tension test
Correct Answer
A. Impact test -
- 13.
Aircraft engine fuel metering unit uses:
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Tension spring
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Compression spring
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Torsion spring
Correct Answer
A. Compression spring -
- 14.
Which on of the following reduction gear ration will give the maximum RPM of propeller?
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3:2
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16:7
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20:7
Correct Answer
A. 3:2 -
- 15.
Almost all blind rivets installation is by
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Pulling of mandrel through the hole until the shear force is reach
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Using rivet gun and buck head
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Using dolly
Correct Answer
A. Pulling of mandrel through the hole until the shear force is reach -
- 16.
If a composite damage does not go through the fiber of a fiberglass component,
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Minor damage that must be repaired
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Cosmetic damage and not mandatory to repair
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Major damage
Correct Answer
A. Minor damage that must be repaired -
- 17.
Undamaged composite material will give a ______ sound when tap check is done
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Hollow thud
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Hollow vibration
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Solid ringing
Correct Answer
A. Solid ringing -
- 18.
Which one of the following materials has the highest tensile strength?
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Glass fibre
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Aramid
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Carbon fibre
Correct Answer
A. Aramid -
- 19.
The hole drilled through the center of the turnbuckle is,
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To ensure terminals are safely engaged
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For use of locking clips and lockwire
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To ensure correct alignment of terminal
Correct Answer
A. For use of locking clips and lockwire -
- 20.
When considering an engine value spring, other than a smooth surface finish, what properties does the spring require?
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Torsion strength
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Compression strength
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Fatigue strength
Correct Answer
A. Compression strength -
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Current Version
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Jan 07, 2013Quiz Edited by
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Sep 29, 2009Quiz Created by
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