Powerplant sajo

Powerplant sajo

Professional Development

7 Qs

quiz-placeholder

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Powerplant sajo

Powerplant sajo

Assessment

Quiz

Science

Professional Development

Practice Problem

Medium

Created by

wafi sabab

Used 1+ times

FREE Resource

7 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

45 sec • 2 pts

The purpose of venturi in a carburettor is to?

to ensure complete atomization of fuel before enter injection system

to prevent mixture be more rich from high air velocity

create a rise in pressure before mixture enters the induction system

create necessary suction of fuel to flow through the main jets

2.

MULTIPLE CHOICE QUESTION

30 sec • 2 pts

Media Image

Central point where fuel is distributed (injection system)?

Manifold valve

Fuel pump selector valve

Discharge nozzle

Injection valve

3.

MULTIPLE CHOICE QUESTION

30 sec • 2 pts

What is swept volume?

Volume displaced by piston during single stroke

Volume above the piston when at TDC

Volume above piston when at BDC

Volume displaced by piston during a full cycle

4.

MULTIPLE CHOICE QUESTION

30 sec • 2 pts

What's built into the exhaust system of turbofan engine to reduce velocity of exhaust gasses?

An exhaust cone

A divergent section

Fins at turbines

A convergent section

5.

MULTIPLE CHOICE QUESTION

45 sec • 2 pts

In turbine engine, the self-sustaining speed relates to minimum RPM which the engine

will enable the generators to supply bus-bar voltage

will continue to operate without any starter motor assistance

operates most efficiently in cruise

designed to idle after starting

6.

MULTIPLE CHOICE QUESTION

30 sec • 2 pts

What is FADEC?

Full Authority Digital Engine System

Full Digital Authority Engine Control

Full Authority Digital Engine Control

Full Automatic Digital Engine System

7.

MULTIPLE CHOICE QUESTION

30 sec • 2 pts

Turbofan engine with inlet air mass flow of 400 kg/s and a bypass mass flow of 320 kg/s has a bypass ratio of?

3

4

6

7