2A655 Volume 2 Unit Review 1-50

1. (207) Shock struts should be seviced with

Oxygen

Hydrogen

Nitrogen

2. (204) If the lift of an aircraft is equivalant to its weight, theoretically, the aircraft should

Climb slowly.

Descend slowly.

Maintain a constant altitude.

3. (204) If an aircraft's thrust is as great as its drag the aircraft should

Gradually dive.

Gradually climb

Maintain a constant speed

4. (210) Why would you use a heavy plastic cover when proof testing a hose assembly?

Prevent leakage

Hold the hose down during testing

Provide protection for the person testing the hose

5. (213) A tensiometer is used to measure the

Length of a cable.

Amount of cable stretch

Amount of tension applied to a cable.

6. (205) Corrosion is defined as the

Direct chemical reation of a metal to chemicals.

Deterioration of a metal by reaction to its enviroment.

Breakdown action of the protective finish of metals.

7. (211) An installed rudder hose's identification markings spiral around the hose. This indicates the

Cover is loose.

Hose is kinked.

Hose is twisted.

8. (206) Where is the best place to start inspecting an aircraft rudder control system?

In the flight deck.

At the control surface.

At the front of aircraft.

9. (207) How much pressure should be in the hydraulic system when the accumulator is initially air charged?

Zero

15000 psi

Maximum

10. (213) How far does a micrometer move for each complete revolution of the thimble?

0.001 inch

0.002 inch

0.025 inch

11. (205) What are the two types of penetrant inspections?

Eddy current and dye.

Flourescent and dye.

Flourescent and magnectic particle.

12. (212) A disadvantage of the box-end wrench is that

It can only be used i close quaters.

It has a tendency to slip off nuts easier than other wrenches.

It must be lifted from the nut and repositioned for another turn.

13. (207) If there is an improper oil level in the shock strut chamber, the

Strut could bottom out on landing.

Strut may not compress on landing.

Strut may not extend fully after takeoff.

14. (209) Where should the color coded system indentification tape be located on a hose assenbly that is 26 inches long?

Only one tape, at either end.

One tape at each end of the hose.

One tape in the middle of the hose.

15. (211) When cutting a Teflon hose why do you place a piece of masking tape at the cutoff point?

Prevent flareout.

Ensure a square cut.

Mark the correct length.

16. (201) What will happen if you hear is applied to a confined fluid?

Pressure will increase

Flow will be restricted

A great amount of turbulence will occur

17. (201) What terms are used to describe the physical qualities of fluids?

Resistance, force and energy

Incompressibility, resistance, and pressure transmission

Pressure transmission, incompressibilty, expansion and contraction

18. (203) In the Metric system all basic units are divisible by

5

10

100

19. (212) To hold objects in tight places or make delicate adjustments, you would use

Diagonal pliers.

Slip-joint pliers

Needle-nose pliers

20. (212) What wrench would be the best used where an obstruction would prevent the use of a regular socket?

Strap

Box end

Crow foot

21. (203) To obtain mechanical advantage use the formula, mechanical equals

Pressure times volume.

Resistance divided by effort.

Equal force plus effort.

22. (212) Why are the jaws of a wrench slightly larger that the size labeled on the wrench?

Make the fitting of two size nuts possible.

Allow for expansion of the nut as it is tightened.

Make it easier to slip the wrench on and off the nut.

23. (205) The first indication of pitting corrosion on aluminum and magnesium alloy is

Surface swelling of the metal.

White powdery deposits on the metal surface.

Gray blistering of the metal surface.

24. (210) Rudders hoses shall be replaced when the assembly date exceeds

5 years.

10 years.

15 years

25. (212) How are ball peen hammers classified?

By the head diameter.

By the lenght of the handle.

According to the weight of the head.

26. (213) A micrometer reading of 1.68 is equal to one and sixty-eight

Tenths.

Hundredths.

Thosandths

27. (202) Who said "All gases expand and contract in direct proportion to the change in temperature, provided the pressure is constant?"

Boyle

Pascal

Charles

28. (204) The flight control surface that prvides directional control about the vertical axis is the

Ruddder

Aileron

Elevators

29. (203) The law of the conservation of energy states that energy can be

Only created

Either created or destroyed

Neither created or destroyed

30. (203) To convert centigrade to Fahrenheit you would

Multiply the centigrade temperature by 1..8 and add 32.

Multiply the centigrade temperature by 1..8 and subtract 32.

Subtract 32 from the centigrade temperature and multiply the remainder by 1.8.

31. (203) What would be the volume of fluid displaced if an actuator with a 3-square-inch piston moves a distance of 12 inches?

4 cubic inches

12 cubic inches

36 cubic inches

32. (208) In what troubleshooting step do you examine probable causes that can be checked easily before trying those that require involved procedures?

Isolate thru elimination.

Observe the problem.

Take corrective action.

33. (209) What is the maximum number of flats an MS-B-nut can be tightened?

1/2

1

2

34. (213) What is the first step when checking cable tension.

Zero the tensiometer

Determine the cable size.

Close and lock the handle.

35. (204) Generally, trim system s are operated

Electrically or manually

Electrically or mechanically

Electrically or hydraulically

36. Which flight axis extends lengthwise through the fuselage from the nose to tail?

Lateral

Vertical

Longitudinal

37. (213) Torque wrenches should not be used in their lower

10 percent

15 percent

20 percent

38. (212) If you use the point of diagonal to cut material

The jaws will spring.

The point will not cut.

The material will not be cut cleanly.

39. (212) Which wrench would you use to hold or turn a barrel of an accumalator.

Strap

Spanner

Crowfoot

40. (213) The total movement of a dial indicator is read by

Addding the minus reading only.

Addding the minus reading with the plus reading.

Subtracting the minus reading from the plus reading

41. (203) What is the volume of a cylinder 5 inches high (length) with a 1-inch raduis?

1.57 cubic inches

3.14 cubic inches

15.7 cubic inches

42. (207) You should check a strut's fluid level when the strut is fully

Deflated and extended

Inflated and compressed

Deflated and compressed

43. (204) Flaps are normally operated

Mechanically

Hydraulically

Electrically or hydraulically

44. (204) The automatic flight control system fhat improves the handling characteristics when the

Altitude hold

Auto pilot

Stability augmentation

45. (212 ) Which punch would you use to break loose a tapered pin?

Center

Starting

46. (210) What is considered excessive wire braid damage per assembly or per foot for a Teflon hose which operates at 3000 psi?

1 or more wires..

7 or more wires.

10 or more wires.

47. (212) What kind of pliers are mainly used for holding or bending flat or round stock?

Duckbill

Long-nose

Slip-joint

48. What is the length of a medium pressure hose assembly having the number MS28741-4-0124?

124 inches

12 and 1/4 inches

12 and 1/2 inches

49. (212) To file soft steel you should start with a

Coarse file and finsih with a smooth file.

Second cut file and finish with a smooth file.

Smooth file and finish with a dead smooth file

50. (209) Aluminum alloy 6061 tubing is used

In areas of extreme vibration.

When system pressure does not exceed 1500 psi.

When system pressure exceeds 1500 psi.