M7 Part 1
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M7 part 1Please do not share
- 1.A set of wheel bearing requires grease remove and cleaning prior to inspection as acceptable cleaning method would be
- A.
To use a commercial chemical based cleaner to soak the bearing, then spin the bearing dry using shop air
- B.
To use a stream cleaner, as it will remove stubborn residue and leave the bearing warm so that if will dry quickly
- C.
To soak the bearing insolvent to soften the grease and any harden deposit,, with the bearing using a clean solvent and finally blow dry using low pressure dry compressed air
- 2.When a replenishment cart contains both oxygen and nitrogen cylinders, nitrogen would be
- A.
Significantly larger than oxygen bottles
- B.
Mounted in the opposite direction to the oxygen bottles and have different hose connection
- C.
Greater in number and colored black and white.
- 3.Defueling of AC must be carried out
- A.
Outside a hanger where there are no fire hazards
- B.
In a hanger where there is no wind or fire hazards
- C.
Into clean drums but no straight into a fuel tank.
- 4.The bearing of a pulley in a cable control system
- A.
Is normally prepacked with grease
- B.
Should be lubricated with a spray type lubricant only
- C.
Must be lubricated with grease after every flight
- 5.To locate fault in the AC wiring, one should refer to the:
- A.
Wiring diagram manual
- B.
Maintenance manual
- C.
Component location diagram manual
- 6.To measure the electrical resistance of a fire bottle squib:
- A.
A megger is used
- B.
Any ohmmeter is used
- C.
A safety ohmmeter is used
- 7.
- A.
Result in insufficient fear backlash and inadequate gear tooth gear tooth lubrication.
- B.
Not be adjustable and required gear replacement
- C.
Allow excessive gear backlash and overloading of the gear teeth
- 8.A control chain should be rejected if:
- A.
If has twists or kinks of more than 2 degree
- B.
It has any evidence of twists or kinks
- C.
It has twists or kinks of more than 5 degress
- 9.It should be possible to install the control rigging pin easily if the:
- A.
Final alignment of the control system is correct.
- B.
Cable tension is low
- C.
Cable tension is excessive
- 10.It is highly dangerous to operate the halves of pressurized ______cylinders with greasy hand
- A.
Oxygen
- B.
Nitrogen
- C.
Acetylene
- 11.When refueling from a hydrant cart containing Jet Aluminum fuel the decal marking should be coloured
- A.
Blue with white lettering
- B.
Black with white lettering
- C.
Red with white lettering
- 12.If a 25 inch torque wrench fitting with a 5 inch extension shows a dial reading of 100 inch pounds, the actual torque loading on a bolt would be
- A.
80 inch pounds
- B.
130 pounds
- C.
120 pounds
- 13.If mercury is spilled in the cargo hold of an aircraft it will have the most damaging effect on structure containing
- A.
Magnesium
- B.
Aluminum alloy
- C.
Titanium
- 14.When taxiing an aircraft in a ramp a flashing green light is signaled from a tower, would indicate that the aircraft
- A.
Must return to the starting point
- B.
May commence taxiing
- C.
Must exercise extreme caution
- 15.After finding severe skin damage resulting from a lightning strike, all control surfaces must be inspected to check for damage because
- A.
Unsatisfactory bonding may have allowed static discharge across hinge bearings, burning, breakup or seizure
- B.
The hinge bearing may have become magnetized
- C.
The mass balance of the control surface may have change
- 16.A piece of metal structure has surface pitting and etching covered with white powdery deposit, based on this evidence you would consider that it is
- A.
Aluminum alloy or magnesium
- B.
Copper or copper alloy
- C.
Iron or steel
- 17.The smallest graduated grading on a metric vernier caliper is
- A.
0.02mm
- B.
0.5mm
- C.
0.001mm
- 18.The thread on the spindle of an English micrometer has a pitch of
- A.
100 threads per inch, and one complete turn off the thimble will move 0.025 inch
- B.
40 threads per inch, and one complete turn off the thimble will move 0.025 inch
- C.
50 threads per inch, and one complete turn off the thimble will move 0.025 inch
- 19.A wheel bearing cup has water marking. The marking area is not rusted. The bearing should
- A.
Reinstalled and re-inspected for an deterioration at the next schedule inspection
- B.
Reinstalled as water marking is common and not cause for bearing failure
- C.
Reject as water marks area are an indication of inter-granular corrosion
- 20.Loads on the surface of the wing during normal flight will result in
- A.
Compression of the upper surface and both compression and tension on the lower surface
- B.
Tension of the upper surface and compression of the lower surface
- C.
Compression of the upper surface and tension of the lower surface
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