Systems, Power Plant and Electronics - Level 2 Actual Exam Questions With Complete Solutions
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Course
Systems, Power Plant and Electronics - Level 2
Institution
Systems, Power Plant And Electronics - Level 2
A bleed valve is often installed on a gas turbine engine: - CORRECT ANSWER-to prevent compressor choking at low rpm
An aircraft electrical circuit which uses the aircraft structure as a return path to earth, may be defined as a - CORRECT ANSWER-single pole circuit
The main purpose of a Consta...
Systems, Power Plant and Electronics -
Level 2 Actual Exam Questions With
Complete Solutions
A bleed valve is often installed on a gas turbine engine: - CORRECT ANSWER-to
prevent compressor choking at low rpm
An aircraft electrical circuit which uses the aircraft structure as a return path to earth,
may be defined as a - CORRECT ANSWER-single pole circuit
The main purpose of a Constant Speed Drive unit is to: - CORRECT ANSWER-maintain
a constant frequency.
The state in which the breathing oxygen for the cockpit of jet transport aircraft is stored
is: - CORRECT ANSWER-gaseous temperature has to be -119° (Tcrit) minimum
Voltage is: - CORRECT ANSWER-is also known as potential difference
Station numbers (Stn) and water lines (WL) are: - CORRECT ANSWER-A means of
locating airframe structure and components.
An excessively rich mixture can be detected by: - CORRECT ANSWER-black smoke
from exhaust.
Un-dissolved water in a fuel sample: - CORRECT ANSWER-will appear as droplets on
the side of the container, or as bulk water on the bottom.
For a turbine engine, the term self-sustaining speed relates to the speed at which the
engine: - CORRECT ANSWER-will run without any external assistance
,What are the functions of the lubricating oil in an aircraft engine? - CORRECT
ANSWER-Lubricates, seals, cools, cleans and prevents corrosion
Cabin differential pressure is the pressure difference between: - CORRECT ANSWER-
cabin pressure and ambient pressure.
A smoke mask is a: - CORRECT ANSWER-mask with flow on request and covers the
whole face
The purpose of a distributor in an ignition system is to distribute: - CORRECT
ANSWER-secondary current to the sparking plugs
The pressure needed to operate the wheel brakes on a large aircraft comes from: -
CORRECT ANSWER-the aircraft main hydraulic system.
Thermal plugs are installed in: - CORRECT ANSWER-wheel rims
If compressor surge occurs, it is recognized by: - CORRECT ANSWER-fluctuating EGT
and engine thrust
If an aircraft has a maximum seating configuration of less than 200 but more than 9, a
crash axe or crowbar must be carried: - CORRECT ANSWER-One on the flight deck
only
An aircraft magneto is switched off by: - CORRECT ANSWER-grounding the primary
circuit
The ABS (Auto Brake System) is being disconnected after landing: - CORRECT
ANSWER-by pilot action
CTM in a propeller is: - CORRECT ANSWER-centrifugal forces twisting the blade to fine
, Which of the following are considered advantages of using tubeless tyre assemblies on
aircraft compared to a tube tyre? - CORRECT ANSWER-they are cooler in operation
when subjected to high speeds and high loads.
In accordance with JAR-OPS 1, an airplane must be equipped with equipment or
systems at each emergency exit that allow to reach the ground safely in the case of an
emergency when the sill height of the passenger emergency exit is higher than: -
CORRECT ANSWER-1,83 m
The unit of inductance is: - CORRECT ANSWER-the Henry.
Whilst the spent gases are being exhausted the piston is: - CORRECT ANSWER-
Moving upwards in the cylinder
With RTO (rejected take-off) selected and armed, the brakes will be automatically
applied if: - CORRECT ANSWER-reverse thrust is selected at any time.
Overloading an electrical circuit causes the fuse to blow. This: - CORRECT ANSWER-
melts the fuse link wire.
The demand valve of a diluter-demand type oxygen regulator in normal mode, operates
when the: - CORRECT ANSWER-user breathes in
The purpose of a gas turbine active clearance control system is to: - CORRECT
ANSWER-enhance turbine blade tip clearance
Oil for feathering is supplied from: - CORRECT ANSWER-A reserve supply at the
bottom of the main supply tank
When a portable oxygen set is selected to: - CORRECT ANSWER-emergency, it will
produce a flow rate of 10 litres per min
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