141-150

Question 1

An illuminated light on the Selective Calling (SELCAL) Panel:
a)
alerts crew to incoming communication on indicated radio
b)
alerts crew of incoming communication from the flight attendants
c)
alerts crew of incoming communication from ground crew

Answer 1

alerts crew to incoming communication on indicated radio

Question 2

The Cockpit Voice Recorder records flight deck audio for:
a)
30 minutes on the 700 and older 800 airplanes
b)
120 minutes on newer 800/900/MAX9 aircraft
c)
all answers are correct

Answer 2

all answers are correct

Question 3

Pressing the Attendant (ATTEND) CALL Switch:
a)
sounds a single tone chime in the cabin
b)
sounds a horn in the nose wheel until released
c)
sounds a two tone chime and illuminates a pink Master Call Light in the Cabin

Answer 3

sounds a two tone chime and illuminates a pink Master Call Light in the Cabin

Question 4

If the BUS TRANS switch is in the AUTO position and the source powering the transfer bus is disconnected or fails, the source powering the opposite transfer bus __________ through the BTBs.
a)
automatically picks up the unpowered transfer bus
b)
can be selected to power the unpowered transfer bus
c)
cannot power the unpowered transfer bus

Answer 4

automatically picks up the unpowered transfer bus

Question 5

What occurs when a source of power is connected to a bus system?
a)
The sources are paralleled and then accepted
b)
It automatically disconnects an existing source
c)
It automatically accepts the most powerful source

Answer 5

It automatically disconnects an existing source

Question 6

A GRD POWER AVAILABLE light provides flight deck indication that AC ground power is:
a)
powering the main bus
b)
connected to the aircraft and may or may not meet aircraft power quality standards
c)
connected to the aircraft and meets aircraft power quality standards

Answer 6

connected to the aircraft and meets aircraft power quality standards

Question 7

The three transformer rectifier (TR) units convert 115-volt AC to ______ DC.
a)
12-volt
b)
23-volt
c)
28-volt

Answer 7

28 volot

Question 8

On the B737-900ER, which switch can be used to remove power from the left and right recirculation fans, forward and aft door area heaters, lavatory water heaters, ECS fan, all 115V AC galley busses, 115V AC shaver outlets, logo light, and potable compressor?
a)
BUS TRAN switch
b)
CAB/UTIL switch
c)
IFE/PASS SEAT switch

Answer 8

CAB/UTIL switch

Question 9

What light on the overhead panel illuminates if the transfer bus is not powered by a manually selected source, or if the manually selected source has been disconnected?
a)
ELEC
b)
SOURCE OFF
c)
DRIVE

Answer 9

SOURCE OFF

Question 10

In flight, an amber TR UNIT light illuminates when:
a)
All TRs have failed
b)
TR1 or TR2 or TR3 has failed
c)
TR1 or TR2 and TR3 have failed

Answer 10

TR1 or TR2 and TR3 have failed