FREE AND STUDY GAMES ABOUT POWERPLANT EXAM

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FREE AND STUDY GAMES ABOUT POWERPLANT EXAM

QUESTIONS

Actual Qs and Ans Expert-Verified Explanation

This Exam contains:

-Guarantee passing score -178 Questions and Answers -format set of multiple-choice -Expert-Verified Explanation Question 1: what type of vibration, in which the ends of the propeller blades twist back and forth at a high frequency around an axis perpendicular to the engine crankshaft?

Answer:

fluttering Question 2: Replacing multi conductor cables with other than original manufacturer cables could result in

Answer:

Complications with servicing aircraft

Question 3: Reciprocating engine exhaust systems are

Answer:

Normally replaced with a new or reconditioned parts Question 4: Approximately half of a reciprocating engine exhaust system fails result in areas of stress concentration. The condition is usually caused by

Answer:

Thermal and vibrational fatigue

Question 5: On a carburetor with an AMC, as you climb to altitude

Answer:

The needle will move back, allowing more fuel

Question 6: Refer to figure

• Broken #8 wire. All content is missing to # 8 being broken

Answer:

Combination of starter conditions and Ignition coil conditions

Question 7: part of the ADF system used on aircraft includes

Answer:

sense and loops antennas Question 8: Where are the main oil filters on a reciprocating engine located in the system

Answer:

After the prefer pressurized pump Question 9: Which of the following conditions may exist on an out of track fixed pitch wooden propeller

Answer:

Out of balance spinner

Question 10: Spark plug gap erosion has partially been overcome by using

Answer:

A hermetically sealed resistor in the center electrode

Question 11: What are the effects of water in a Magneto ignition system

Answer:

Carbon arching which is caused by Flash over and results in cylinder misfire Question 12: When replacing multi conductor cables, a standard practice is to use cables with the same wire color sequence to

Answer:

Prevent complications in subsequent troubleshooting

Question 13: when performing a runup on a turbo jet or turbo fan engine the exhaust hazard area extends aft of the engine approximately

Answer:

200ft

Question 14: What is one quality of fine wire electrode spark plugs

Answer:

Easier to accurately adjust the electrode gap due to the wire being easier to bind Question 15: Which of the following keeps the propeller in the low pitch position during shutdown after an aircraft Turbo prop engine

Answer:

Start lock hatch Question 16: Which of the following actions should be taken when a reciprocating engine and propeller have been recovered from a partial or total immersion in standing water or Flash floods

Answer:

Engine parts and accessories should be removed and allowed to air dry Question 17: Free turbines normally started with propeller control lever in what position

Answer:

Feather Question 18: what is the fuel/mixture of 11:1

Answer:

this normally refers to 1 part fuel and 11 parts air Question 19: the primary source for oil contamination in a normally operating reciprocating engine is

Answer:

carbon deposits from combustion blow by

Question 20: Minor surface damage located in a repairable area, but not on the leading or trailing edges of aluminum blade, may be repaired by 1st

Answer:

Fine file

Question 21: what is the purpose of a turbine engine deaerator in an oil tank?

Answer:

separating aerated oil from the scavenge pick up

Question 22: Turning an aircraft engine, always face into the wind, never

Answer:

If icing conditions exist

Question 23: the purpose of an aftercooler used with turbo chargers to cool

Answer:

air entering the induction system from the turbo charger

Question 24: which of the following is true regarding a 4-stroke cycle

Answer:

exhaust valve opens on the power stroke and intake valve closes on the compression side

Question 25: What is the purpose of a propeller Governor adjustable stop

Answer:

limit maximum engine speed Question 26: Which system most accurately indicates fuel usage of a large turbine engine multi engine aircraft

Answer:

Fuel flow meter Question 27: Aircraft certified under part 91 operating as a flight for hire requires what type of inspection

Answer:

100 hour