M7 Part 1

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M7 part 1
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Questions and Answers

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
Correct Answer
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.
Correct Answer
B. Mounted in the opposite direction to the oxygen bottles and have different hose connection
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.
Correct Answer
A. Outside a hanger where there are no fire hazards
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
Correct Answer
A. Is normally prepacked with grease
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
Correct Answer
A. Wiring 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
Correct Answer
C. A safety ohmmeter is used
7.

When inspecting the gear teeth on the helical input pinion gear, the tooth contact pattern is found to be too high. This condition will
- 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
Correct Answer(s)
A. Result in insufficient fear backlash and inadequate gear tooth gear tooth lubrication.
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
Correct Answer
B. It has any evidence of twists or kinks
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
Correct Answer
A. Final alignment of the control system is correct.
10.

It is highly dangerous to operate the halves of pressurized ______cylinders with greasy hand
- A.
  
  Oxygen
- B.
  
  Nitrogen
- C.
  
  Acetylene
Correct Answer
A. Oxygen
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
Correct Answer
B. Black 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
Correct Answer
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
Correct Answer
B. Aluminum alloy
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
Correct Answer
B. May commence taxiing
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
Correct Answer
A. Unsatisfactory bonding may have allowed static discharge across hinge bearings, burning, breakup or seizure
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
Correct Answer
A. Aluminum alloy or magnesium
17.

The smallest graduated grading on a metric vernier caliper is
- A.
  
  0.02mm
- B.
  
  0.5mm
- C.
  
  0.001mm
Correct Answer
A. 0.02mm
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
Correct Answer
B. 40 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
Correct Answer
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
Correct Answer
C. Compression of the upper surface and tension of the lower surface

Quiz Review Timeline +

Our quizzes are rigorously reviewed, monitored and continuously updated by our expert board to maintain accuracy, relevance, and timeliness.

Current Version
Jan 07, 2013

Quiz Edited by
ProProfs Editorial Team
Sep 30, 2009

Quiz Created by
Cyberedward

M7 Part 1

A set of wheel bearing requires grease remove and cleaning prior to inspection as acceptable cleaning method would be

When a replenishment cart contains both oxygen and nitrogen cylinders, nitrogen would be

Defueling of AC must be carried out

The bearing of a pulley in a cable control system

To locate fault in the AC wiring, one should refer to the:

To measure the electrical resistance of a fire bottle squib:

When inspecting the gear teeth on the helical input pinion gear, the tooth contact pattern is found to be too high. This condition will

A control chain should be rejected if:

It should be possible to install the control rigging pin easily if the:

It is highly dangerous to operate the halves of pressurized ______cylinders with greasy hand

When refueling from a hydrant cart containing Jet Aluminum fuel the decal marking should be coloured

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

If mercury is spilled in the cargo hold of an aircraft it will have the most damaging effect on structure containing

When taxiing an aircraft in a ramp a flashing green light is signaled from a tower, would indicate that the aircraft

After finding severe skin damage resulting from a lightning strike, all control surfaces must be inspected to check for damage because

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

The smallest graduated grading on a metric vernier caliper is

The thread on the spindle of an English micrometer has a pitch of

A wheel bearing cup has water marking. The marking area is not rusted. The bearing should

Loads on the surface of the wing during normal flight will result in