AMS 272 Final Exam with complete
solutions latest version
Bonded Jumpers - CORRECT ANSWER-Grounded to the airframe
Should be very low resistance
Trip Free Breaker - CORRECT ANSWER-Pilot could hold it down but it will still trip
What is a breaker protecting? - CORRECT ANSWER-Wires
If you hold a breaker in what's going to happen? - CORRECT ANSWER-Melt wires,
many problems if wires are in bundle
How long is intermittent duty? - CORRECT ANSWER-2 min
Current Limiter - CORRECT ANSWER-Allows excess current to flow for a short period
of time before opening the circuit
3 Things to know about pressure type fuel flow gauges: - CORRECT ANSWER-1. If you
have a clogged nozzle it will show false high fuel flow reading.
2. No combustion in the cylinder if one is clogged.
3. Reads pressure drop across the nozzle.
If one cylinder is lean because of reduced fuel flow through a nozzle... - CORRECT
ANSWER-the others will be excessively rich.
If the mixture is more rich the CHT will be... - CORRECT ANSWER-Cooler
2 junctions for thermocouple: - CORRECT ANSWER-Hot: Turbine, Cylinder head, or
EGT.
Cold: At the gauge.
Type K Thermocouple - CORRECT ANSWER-is the most common general-purpose
thermocouple made of chromel-alumel alloys.
Something about no power preventing function? No
Manifold Absolute Pressure and RPM - CORRECT ANSWER-(MAP) Input and output
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