10. The number, rating, and type inverters
for your airplane are:
A. Two, 750 VA, rotary
B. Three, 400 VA, solid-state
C. Three, two 400 VA and one 750 VA,
solid-state
D. Two or three, 1,000 VA, solid-state
11. The output of the inverters is:
A. 115 VAC, 400 Hz, single-phase
B. 115 VAC, 60 Hz, three-phase
C. 26 VAC, 400 Hz, single-phase
D. 26 VAC, 60 Hz, single-phase
12. The 26-VAC power is obtained from:
A. Separate inverters in the tailcone
B. A s t e p - d o w n t r a n s f o r m e r i n t h e
tailcone
C. A s t e p - d ow n t r a n s f o r m e r i n e a c h
inverter
D. Two step-down transformers aft of
the pilot and copilot circuit-breaker
panels
13. The inverters for your particular airplane
are located:
A. In the nose compartment
B. Beneath the divan seat
C. In the tailcone
D. Behind the copilot
14. An inverter failure is indicated by:
A. Lack of AC voltage
B. Lack of AC cycles
C. An illuminated red fail light (with the
inverter switch in ON)
D. Red flags on the instruments supplied
by the respective inverter
15. The first action to take after an AC power
loss is:
A. Turn the failed inverter switch to OFF.
B. Check for open circuit breakers.
C. Pull the AC bus-tie circuit breaker.
D. R e f e r t o t h e “AC P o w e r L o s s ”
checklist.
2-17
FOR TRAINING PURPOSES ONLY
LEARJET 20 SERIES PILOT TRAINING MANUAL
FlightSafety
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