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737 technical questions at 737theory.com

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Test your knowledge with our 15 question free test!

1 / 15

The wing anti-ice system provides bleed air to:

The three inboard leading edge slats.

All leading edge slats.

Leading edge flaps and all leading edge slats.

Leading edge flaps and the three inboard leading edge slats.

2 / 15

How can the Emergency Exit Lights be illuminated?

All of these answers are correct.

If the three position switch located on the FWD overhead panel is selected to ON.

Automatically if the three position switch located on the FWD overhead panel switch is in the ARMED position and electrical power to DC Bus 1 fails or if AC power turned off.

By lifting the guard and pushing the ON switch located on the AFT attendant panel.

3 / 15

If an altitude restriction is entered before TOD, the aircraft will commence the descent early to follow a new idle descent path to achieve the descent restriction. If ALT INTV is then selected after the descent restriction, which of the paths will the aircraft follow?

Descends to achieve restriction, then continues steady descent to End of Descent.

Descends to achieve restriction, then continues on that new idle descent path until new commands are entered.

Descends to achieve restriction then descends at 1000 fpm until intercepting original idle descent path.

Descends to achieve restriction then maintains level flight until intercepts the original idle descent path.

4 / 15

How is fuel heated prior to reaching the engine?

The main engine oil cooler and the IDG oil cooler.

The IDG oil cooler.

The main engine oil cooler.

An electrical fuel heater.

5 / 15

Normal DC indications are:

26 +/- 4 V.

26 +/- 12 V.

28 +/- 4 V.

26 +/- 10 V.

6 / 15

The wing-span of the 737-800 is:

37.59m

35.79m

37.95m

39.75m

7 / 15

Following an unpressurised takeoff, when is the first engine bleed switch positioned to ON?

After passing through 2000 ft above the ground.

Prior to 400 ft above the ground.

After the gear is up and obstacle clearance has been achieved.

At not less than 400 ft, and prior to 2000 ft above field elevation.

8 / 15

At what altitude will the FLARE manoeuvre start during AUTOLAND?

500 ft AGL.

50 ft AGL.

350 ft RA.

50 ft RA.

9 / 15

The accessory gearboxes receive drive from:

IDG.

N1 Rotor.

ENG HYD Pumps.

N2 Rotor.

10 / 15

What are the 737-800s maximum latitude certifications?

All latitudes

All of these answers are correct.

Above 82N or below 82S

Above 72N or below 50S.

11 / 15

How is the engine fuel heated prior to entering the engine?

Engine fuel is not heated until it is burnt in the engine combustion chamber.

Heated only by Kinetic energy imparted due to pressure increase passing through the 1st and 2nd stage engine fuel pumps.

Heated by passing through IDG oil heat exchanger and engine oil heat exchanger.

Heated by passing through engine oil heat exchanger only.

12 / 15

With A/T engaged, what condition could cause the throttles to be separated (not aligned)?

One engine A/T suffering a system fault.

Throttle stagger cannot occur with A/T engaged as both throttle servo motors work identically to position the throttles symmetrically.

Both EECs in ALTN.

One EEC in ON, one EEC in ALTN.

13 / 15

How are the Engine Bleed Air valves powered?

They are pneumatically activated and DC operated.

They are pneumatically activated and AC operated.

They are AC activated and pneumatically operated.

They are DC activated and pneumatically operated.

14 / 15

In flight if APU is the only source of electrical power:

No galley busses are automatically shed.

All galley busses are automatically shed.

Only galley bus C and D are automatically shed.

Only galley bus A and B are automatically shed.

15 / 15

The maximum pressure differential is:

7.90 PSI.

8.65 PSI.

8.45 PSI.

9.10 PSI.

Your score is

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