GTS FKA 2

Play an AI-generated podcast conversation about this lesson

Bleed air pressure and temperature are determined by the:

Type of engine oil system utilised.

Type of air cyclic machine utilised.

Turbine stage from which the bleed air is tapped.

Compressor stage from which the bleed air is tapped. (correct)

Engines use air for internal functions such as:

Compressor case sealing and turbine anti-stall systems.

Component anti-icing and compressor anti-stall system. (correct)

Bearing chamber cooling and oil aeration.

Bearing chamber heating and fuel aeration.

In an aircraft pneumatic system, aircraft cross-wing manifolds:

Supply air to the engine generator cooling systems.

Supply air to and from supplying sources such as engines. (correct)

Supply air to the engine high energy ignition systems.

Supply air to enhance engine oil cooler operation.

A variable angle compressor vane system controls an engine's stall margine by:

Reducing the shape and area of the air inlet passage at low compressor speed and increasing the shape and area of the air inlet passage as engine speed increases. Signup and view all the answers

Which of the following describes the cooling airflow in a gas turbine engine?

Cooling air enters the annular spaces between the discs and flows outwards over the disc face. Signup and view all the answers

How does a pneumatic starter avoid overloading the engine accessory gear train or starter?

A multiple disc clutch located between the starter coupling and the reduction gearing. Signup and view all the answers

The main components of a starter-generator starting system are:

A starter generator and an undercurrent controller. Signup and view all the answers

A gas turbine engine ignition system consists of the following components:

High energy ignition unit, fuel control relay, ignition relay, speed sensitive control, ignition leads and plugs. Signup and view all the answers

An intermittent duty cycle ignition system is a system that:

Operates for short periods and usually during ground starting. Signup and view all the answers

The sequencing of engine starting events is carried out by which of the following ignition system components?

Speed sensitive control. Signup and view all the answers

The purpose of a metering valve in an aircraft fluid injection power augmentation system is to:

Ensure that the correct amount of fluids is delivered to the engine. Signup and view all the answers

The function of a pump check valve in a dual pump fluid injection system is to:

Prevent pressure from an active pump from bypassing through an inactive pump. Signup and view all the answers

The main components of a fluid injection system on a twin engine turbo propeller aircraft are:

Fluid tank, two pumps, firewall valves, metering valves and compressor spray manifolds. Signup and view all the answers

Mode of operation is determined by a selector switch, which can be set to three positions:

CONT, ARM or OFF. Signup and view all the answers

An engine hydraulic torque indicating system operates by:

Sensing the resistance between a planet gear and stationary ring gear, which translates through piston displacement to generate a torque signal. Signup and view all the answers

The type of indicator used in a compressor speed indicating system is a:

Tacho generator coupled to a cockpit indicator. Signup and view all the answers

Referring to the image below, what temperature(s) is measured at location 3?

Turbine Outlet Temperature (TOT) Signup and view all the answers

Engine oil pressure indication systems consist of:

A pressure transmitter connected to an indicator. Signup and view all the answers

The principle upon which engine on-condition maintenance is based on the fact that an engine will not vary from its new or post-overhaul condition unless an internal or external effect causes it to do so.

True Signup and view all the answers

The parameters measured to determine engine serviceability are date and time, EPR or torque, fuel flow, Mach number, N1 RPM, N2 RPM, altitude and exhaust gas temperature.

True Signup and view all the answers

Which of the following types of condition monitoring is the process of comparing engine operating parameters to determine engine condition:

Engine performance monitoring. Signup and view all the answers

Aircraft fire detection systems are required to be:

Durable and resistant to damage from all environmental factors. Signup and view all the answers

The thermocouple fire detection system:

Relies on the rate of temperature rise principle. Signup and view all the answers

Which of the following describes a class A fire zone?

A zone that has a large quantity of air flowing over regular arrangements of similarly shaped obstructions. Signup and view all the answers

Where are Fenwal and Walter Kiddie sensors located?

Routed around fire zones. Signup and view all the answers