A320: Electrics | Quiz - Pilot George, L3 Airline Academy (CTC Aviation) Cadet Blog

While I have tried to ensure the information in this quiz is accurate, it is your own responsibility to check it against your airline / manufacturer manuals. With that said, if you spot any obvious errors then please let me know the question number and I'll aim to put it right!

Q13337 What Drives the Emergency Generator?

BLUE Hydraulic system

RAT

GREEN Hydraulic System

YELLOW Hydraulic System

Correct!

Incorrect!

Q13350 From the Electrical SD, how can you tell that the Batteries are being Charged?

Arrowheads pointing towards the batteries from the DC Bat Bus and current greater than 1A Green.

Arrowheads pointing out of the batteries to the DC Bat Bus and current greater than 1A in Amber.

Arrowheads pointing towards the batteries from the DC Bat Bus and current greater than 1A Amber.

They become amber boxed

Correct!

Incorrect!

Q13339 What can Supply AC ESS Bus?

AC Bus One & AC Bus Two

AC Bus One, AC Bus Two, Emergency Generator, Batteries via Static Inverter

Batteries via Static Inverter

Emrgency Generator

Correct!

Incorrect!

Q13354 When in flight, is it permissible to reset a tripped CCT breaker?

No it is not.

At captain's discretion

As dictated by QRH only

QRH only.

Correct!

Incorrect!

Q13351 What is the Minimum Battery Volts at the Start of the day?

24.5V

26.5V

27.5V

25.5V

Correct!

Incorrect!

Q13345 How is an IDG Disconnected?

Pressing the guarded bus button for no more than 3 seconds. The engine must be running/windmilling.

Pressing the guarded bus button for more than 3 seconds. The engine does not need to be running.

Pressing the guarded bus button for no more than 3 seconds. The engine does not need to be running.

Pressing the guarded bus button for more than 3 seconds. The engine must be running/windmilling.

Correct!

Incorrect!

Q13340 On Battery Power only (in flight), which Busses are supplied?

Hot Buses only.

DC Essential, AC Essential via Type Rectifier, Hot Buses.

DC Essential, AC Essential via Static Inverter, Hot Buses.

AC Bus One & Two

Correct!

Incorrect!

Q13343 If the RAT Fails to Auto-extend, what should you do?

Panic.

Push the RAT MAN ON (guarded) pb

Push the MAN ON (guarded) push button

Increase airspeed above 100 kts

Correct!

Incorrect!

Q13334 How does the APU Generator differ from the Engine Generators?

It doesn't.

It can only supply the left side of the aircraft.

It can power both sides of the electrical system.

It provides a different KVA.

Correct!

Incorrect!

Q13342 What causes the RAT to Auto-Extend?

Loss of AC Bus One & AC Bus Two and airspeed is > 100kts

Loss of BLUE Hydraulic pressure and airspeed is greater than 100 knots.

Loss of AC Bus Two.

Loss of AC Bus One.

Correct!

Incorrect!

Q13353 How long (approx.) does it take to Charge the Batteries?

20 minutes

15 minutes

18 minutes

25 minutes

Correct!

Incorrect!

Q13336 Max APU KVA?

Correct!

Incorrect!

Q13344 Which Busses are Supplied by the EMER GEN?

DC Essential Bus & AC Essential Bus

DC Essential bus only

AC Essential bus only.

DC Essential Bus, AC Essential Bus, DC Ess Shed, AC Ess Shed

Correct!

Incorrect!

Q13347 AVAIL (green) on the EXT PWR Pushbutton means what?

External power is plugged in and parameters are normal.

External power may be available, although it is not in use as parameters are not normal.

The ground crew are able to connect a ground power unit.

External power is plugged in.

Correct!

Incorrect!

Q13349 How is GEN 1 switched OFF in the Smoke CONFIG?

The GEN remains operationa and the GEN contact Is closed. Fuel pumps remain powered.

Automatically.

The GEN remains operational, but the GEN contact is closed. Fuel pumps on the left hand side are lost.

Master Switch to OFF.

Correct!

Incorrect!

Quiz: A320: Electrics