1) Work is defined as Report

Force x Distance

Force x Area

Power x Distance

2) On a dual - spool axial flow compressor forward fan engine, the fan turns the same speed as the Report

Low pressure turbine

High pressure compressor

Forward turbine wheel

3) Find the amount of work done when a 500lbs load is lifted for a distance of 6 feet? Report

83 ft.lbs

300 ft.lbs

3000 ft.lbs

4) A turbo jet engine gives Report

large acceleration to a small mass of air

large acceleration to a large weight of air

small acceleration to a large mass of air

5) The basic gas turbine engine is divided into two main sections: the cold section and the hot section Report

The cold section includes the engine inlet, compressor, and turbine sections

The hot section includes the combustor, diffuser, and exhaust

The hot section includes the combustor, turbine, and exhaust

6) A jet engine derives its thrust by Report

drawing air into the compressor

impingement of the propelling gases on the outside air

reaction of the propelling gases

7) Which of the following might be used to identify turbine discharge pressure? Report

Pt 2

Pt 7

Tt 7

8) In a free turbine Report

there is a clutch between compressor and power output shaft

there is a direct drive with a free-wheel unit

there is no mechanical connection with the compressor

9) Bernoulli's Theorem states that at any point in a flow of gas Report

the static pressure and dynamic pressure are equal

the static pressure is less than the dynamic pressure

the total energy remains constant

10) The working fluid of a gas turbine engine is Report

gasoline

kerosene

air

11) Which statements is true regarding aircraft engine propulsion?. Report

Turbojet and turbofan engines impart a relatively large amount of acceleration to a smaller mass of air

In modern turboprop engines, nearly 50 percent of the exhaust gas energy is extracted by turbines to drive the propeller and compressor with the rest providing exhaust thrust

An engine driven propeller imparts a relatively small amount of acceleration to a large mass of air

12) As subsonic air flows through a convergent nozzle the velocity Report

decreases

increases

remains constant

13) In a twin spool compressor system, the first stage turbine drives the Report

Low-pressure compressor (N1)

High Pressure compressor (N2)

N1 and N2 compressors

14) At what point in an axial flow turbojet engine will the highest gas pressures occur? Report

At the compressor outlet

At the turbine entrance

Within the burner section

15) Which of the following units are generally used to measure aircraft noise? Report

Effective perceived noise decibels (E P N d B)

Decibels (dB)

Sound pressure

16) The diffuser section is located between Report

the burner section and the turbine section

station No. 7 and station No. 8

the compressor section and the burner section

17) If the LP shaft shears Report

turbine runaway occurs

compressor overspeed occurs

compressor underspeed occurs

18) The term Pt7 means Report

pressure and temperature at station No. 7

the total pressure at station No. 7

the total inlet pressure

19) What section provides proper mixing of the fuel and efficient burning of the gases? Report

Diffuser section and combustion section

Combustion section and compressor section

Combustion section only

20) Of the following, which engine type would most likely have a noise suppression unit installed? Report

Turboprop

Turbojet

Turboshaft

EASA Questions Mod 15: Gas Turbine Engine Set 1: Fundamentals

Set 1: Fundamentals

Set 2: Engine Performance

Set 3: Engine Inlet

Set 4: Eng. compressors

Set 5: Combustion Section

Set 6: Turbine Section

Set 7: Engine Exhaust

Set 8: Bearing and Seals

Set 9: Lubricants and Fuel

Set 10: Lubrication system

Set 11: Fuel Systems

Set 12: Air Systems

Set 13: Ignition Systems

Set 14: Engine Indication

Set 15: Power Augmentation

Set 16:Turboprop engines

Set 17: Turboshaft

Set 18: APU

Set 19:Powerplant Installation

Set 20: Fire Protection

Set 21:Engine Monitoring

Set 22: Engine Storage