AOPA Course II Semester II Post Test

Which events occur during a four-stroke reciprocating engine cycle? Select all that apply. (3)

• A fuel and air mixture is converted into oxygen.

• A fuel and air mixture is sucked into the cylinder through the intake valve.

• A fuel and air mixture is ignited.

• A fuel and air mixture is ejected through the exhaust valve.

• A fuel and air mixture is compressed.

What first step should be taken during an electrical fire during flight?

• Turn off all interior lights.

• Land immediately.

• Turn off the master switches.

• Extinguish the fire, if possible.

Which of the following is NOT true of a cruise propeller?

• They have a higher pitch.

• They produce lower RPM.

• They are more effective at higher power.

• They are more efficient for long-range cruising.

Which of the following would decrease the propeller pitch?

• The pilot increases propeller RPM.

• The pilot makes a 1 G turn.

• The pilot uses the elevator to change the pitch.

• The pilot goes from a climb to cruising altitude.

Which of the following are sources of information for the pilot about weather conditions?

• Flight Service (1-800-WX-BRIEF)

• Aviationweather.gov

• National Oceanic and Atmospheric Administration (NOAA)

• All of the above

A carburetor mixes fuel and air before sending it to the intake manifold while a fuel injection system delivers fuel and air __________.

• directly to the intake valve

• directly to the cylinder

• directly to the fuel pump

• directly to the carburetor

For UAS, fuel may take the form of __________. Select all that apply. (3)

• batteries

• liquid fuel

• fuel cells

• compressed air

• hot air

__________ occurs when the correct fuel is used for the engine type and when the spark plugs are precisely timed.

• a. Normal combustion

• b. Detonation

• c. Pre-ignition

• d. All of the above

Where can the aircraft serial number be found?

• a. Under the pilot's seat

• b. On the right landing gear

• c. The title page of the POH/AFM

• d. In the repair manual

In which in-flight emergency would a pilot immediately need to reduce the airplane's altitude?

• a. Uneven fuel tank balance

• b. Hazardous storm conditions

• c. Electrical fire

• d. Explosive decompression