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181

21. The BAT DISCHARGE light illuminated indicates excessive battery discharge is detected with the battery switch on. How long will the battery provide power? a. A fully charged battery provides a minimum of 40 minutes of standby power. b. A fully charged battery provides a minimum of 15 minutes of standby power. c. A fully charged battery provides a minimum of 30 minutes of standby power. d. A fully charged battery provides a minimum of 35 minutes of standby power.

c. A fully charged battery provides a minimum of 30 minutes of standby power.

182

If the TR Unit light illuminates, inflight, it means have failed. a. TR1, TR2, and TR3 b. TR3 has failed or TR1 and TR2 c. TR2 has failed or TR1 and TR3 d. TR1 has failed or TR2 and TR3

d. TR1 has failed or TR2 and TR3

183

If the TR Unit light illuminates on the ground, it means has/have failed. a. any TR unit b. TR3 has failed or TR1 and TR2 c. TR2 has failed or TR1 and TR3 d. TR1 has failed or TR2 and TR3

a. any TR unit

184

24. In flight, if an engine generator fails, load shedding . a. is designed to shed the main busses only b. would not occur if the Bus Transfer Switch is in AUTO c. would occur in the main busses first, followed by all galleys d. is designed to shed electrical load incrementally

d. is designed to shed electrical load incrementally

185

***NEED PICTURE*** If you see these lights in flight, what do they indicate? a. Power has been lost to both AC Transfer Busses. b. The Standby AC Bus is not powered. c. The Standby DC Bus is not powered. d. The Battery Bus and Switched Hot Battery Bus are not powered.

a. Power has been lost to both AC Transfer Busses.

186

The QRH directs the crew to attempt a start of the APU. If the aircraft is below 25,000 ft, the APU . a. Will not start since AC power is lost b. Will not start because there is no fuel boost pump pressure c. should start with battery power and fuel suction feed d. should start using power from TR1 and fuel suction feed

c. should start with battery power and fuel suction feed

187

APU power is not available. Since we are on emergency power, the Right IRS is on DC power and will remain on DC for minutes. a. 12 b. 10 c. 5 d. 2

c. 5

188

***NEED PICTURE*** With these lights illuminated____ a. the AC Transfer Bus 1 is no longer powered b. the AC Transfer Bus 1 is being powered by lDG 2 c. the AC Transfer Bus 2 is no longer powered d. all the busses are powered

a. the AC Transfer Bus 1 is no longer powered

189

***NEED PICTURE*** Which of the following is also true? a. AC Main Bus 1 is still powered. b. AC Standby Bus is being powered by the static inverter. c. TR1 is powered. d. All Galley Busses are still powered.

b. AC Standby Bus is being powered by the static inverter.

190

***NEED PICTURE*** AC Transfer Bus 1 is dead, . a. the battery is not being charged because AC Ground Service Bus 1 is also dead b. the battery is being charged through the static inverter c. TR3 is powering the Battery Bus and charging the battery d. the battery charger is being powered by AC Ground Service Bus 2

d. the battery charger is being powered by AC Ground Service Bus 2

191

 In flight, these two lights indicate that . Select the MOST CORRECT answer. a. IDG 1 has failed b. engine 1 has failed and the APU failed to start c. engine 1 has flamed out d. either IDG 1 has failed or engine 1 has flamed out

d. either IDG 1 has failed or engine 1 has flamed out

192

Which statement is true? a. IDG 2 is powering both AC Transfer Busses. b. IDG 2 is powering AC Transfer Bus 2, while the APU is powering AC Transfer Bus 1. c. IDG 2 is powering AC Transfer Bus 2. AC Transfer Bus 1 is not powered. d. Neither of the AC Transfer Busses are powered.

 

 

a. IDG 2 is powering both AC Transfer Busses.

193

Since IDG is not powering AC Transfer Bus 1, the SOURCE OFF light remains illuminated. The QRH directs a start of the APU and a connection to the affected bus. Once this step is accomplished, what happens on the leftside?

a. SOURCE OFF and GEN OFF BUS lights wouldextinguish.

b. SOURCE OFF and GEN OFF BUS lights would remainilluminated.

c. SOURCE OFF light and APU light would extinguish, and the GEN OFF BUS light wouldremain illuminated.

d. SOURCE OFF light remains illuminated and the GEN OFF BUS lightextinguishes.

c. SOURCE OFF light and APU light would extinguish, and the GEN OFF BUS light wouldremain illuminated.

194

The illumination of this light means _.

a. DC Bus 1 is notpowered

b. DC Bus 2 is notpowered

c. the Switched Hot Gallery Bus is notpowered

d. Either the AC Standby Bus, the DC Standby Bus, the Battery Bus. or any combination of these three busses has lostpower

d. Either the AC Standby Bus, the DC Standby Bus, the Battery Bus. or any combination of these three busses has lostpower

195

Select the correct answer to solve thisproblem.

a. You should be able to repower the affected bus by moving the Battery Switch toBAT.

b. You should be able to repower the affected bus by moving the STANDBY POWER switchto OFF.

c. You should be able to repower the affected bus by moving the STANDBY POWER switch toBAT.

d. There is no way to re-power the affectedbus.

c. You should be able to repower the affected bus by moving the STANDBY POWER switch toBAT.

196

The QRH directs moving the STANDBY POWER switch to BAT. What source are you now using to re-power the affectedbus?

a. TR1

b. TR2 andTR3

c. AC Main Busses 1 and2

d. The battery

d. The battery

197

Inflight, engine #1 experiences a loss of all thrust. This situation would also be accompanied by which of the following electrical system lights on the overheadpanel.

a. #1 EEC ALTNlight

b. #1 GEN OFF BUS, SOURCE OFF and DRIVElights.

c. #1 ENGIN E CONTROLlight

d. A steady OIL FILTER BYPASS alert for Engine #1

b. #1 GEN OFF BUS, SOURCE OFF and DRIVElights.

198

If the engine #1 experiences a loss of thrust, illumination of the #1 DRIVE light is theresultof       .

a. Low IDGpressure

b. Engine failure

c. IDG AutoDisconnect

d. IDG ManualDisconnect

b. Engine failure

199

You have confirmed that the #1 Engine and IDG have failed. The ORH will direct the crew to start the APU. If the APU is to be used as an electrical source only, the maximum altitude for APU operation is feet MSL.
a. 10,000

b.   17,000

c.   25,000

d.   41,000

d.   41,000

200

The aircraft has been struck by lightning. You observe these conditions on the Electrical Panel and the MASTER CAUTIONand ELEC Annunciator Lights illuminated. Before any corrections are attempted, which of the following components is stillavailable?

a Left EFIS ControlPanel

b. Right EFIS ControlPanel

c. VHF NAV No.2

d. Automatic cabin pressurizationcontrol

a Left EFIS ControlPanel

201

The crew can't restore normal electrical power and elects to divert and land ASAP. Focusing on the Left EFIS Control Panel, momentarily pressing the Radio Minimums Reset(RST)Switch_____                                                                .

a. Blanks the minimums display if the alert is active.

b. Resets the alert minimums annunciation.

c. If STD was displayed in the PFD Barometric Setting, resets the preselected barometricreference.

d. Resets the alert minimums annunciation and blanks the minimums display it the alert isactive.

b. Resets the alert minimums annunciation.

202

Since the aircraft is still on standby power, the Captain flies the approach and presses the Center (CTR) Switch on the LeftEFIS Control Panel. This provides a full compass rose on the Left Nav Displayin the    Mode. Select the most correctanswer.

a. APP

b. VOR

c. MAP

d. All of the above arecorrect.

d. All of the above arecorrect.

203

If this combination of lights comes on, including the ELEC light onthe overheadpanel,_____.

a. resetting the Master Caution will not extinguish any of thelights

b. resetting the Master Caution will extinguish all of thelights, indicating a minorfault

c. resetting the Master Caution will not extinguish the ELEC light,thus the aircraft cannot bedispatched

d. and if the ELEC light does not extinguish after resetting theMaster Caution, the aircraft can still be dispatched.

c. resetting the Master Caution will not extinguish the ELEC light,thus the aircraft cannot bedispatched

204

When illuminated, the ELEClight indicates       .

a. a fault located in one or more of the AC main systems, and you cannot bedispatched

b. a fault exists in the DC or AC system and you can bedispatched

c. a normal situation, and it will go out after the APU isstarted

d. a fault exists in the DC or standby power systems and you cannot be dispatched

d. a fault exists in the DC or standby power systems and you cannot be dispatched

205

This ELEClightilluminates_____ 

a. any time when faults exist and flaps are notup

b. only with the airplane on the ground

c. only on the ground alterlanding

d. only on the ground with flaps notdown

b. only with the airplane on the ground

206

During the APU Start, without AC power available, this light illuminates and_____

a. indicates the battery is extremely weak, but the APU start should beaccomplished

b. is a non-normal situation because the APU starts with ACpower

c. is a temporary situation that should resolve itself when AC power is connected

d. the situation leads to a possible APU hot start and therefore needs to be monitoredclosely

c. is a temporary situation that should resolve itself when AC power is connected

207

The APU is now started and AC power is applied. Assuming that everything is normal, the BAT DISCHARGE light should_____.

a. Extinguish indicating the battery charger isoperational

b. remain on approximately five minutes before it willextinguish

c. take up to ten minutes to extinguish, depending on batterycondition

d. extinguish immediately indicating TR3 is now charging thebattery

a. Extinguish indicating the battery charger isoperational

208

If during flight, the master caution light and the electric annunciator alert you to theBat Discharge light beingon_____

a. this happens occasionally and the light should extinguish shortly when thebattery chargerreconnects

b. the battery charger is now charging the battery through the batterybus

c. the battery is possibly discharging while the battery charger switches to the number one ground service bus

d. the battery is indicating excessive discharge

d. the battery is indicating excessive discharge

209

On the B737, the nearest megaphone to the cockpit is located in the_____

a. flight deck storage bin

b. left side overhead bin at the rear of the aircraft

c. forward entry area aisle side storage space

d. right side overhead bin at the rear of the aircraft

c. forward entry area aisle side storage space

210

The emergency exit door flight lock failed indications areinhibiteduntil        seconds after the airplane is in the groundmode.

45

30

15

60

30