CSYH Practice Cards 6 Flashcards
A negative deflection of the centre zero ammeter means that …
the battery is supplying current to the system
The manifold pressure gauge indication on a normally aspirated engine operating at full power should be …
slightly below the ambient atmospheric pressure
During a climb a high cylinder head temperature can be reduced by …
increasing the lAS
When changing power on an engine fitted with a constant speed unit …
RPM should be changed before manifold pressure when power is increased and manifold pressure should be changed before RPM when power is decreased
The correct interpretation of a centre zero ammeter is …
a negative deflection indicates that the battery is supplying the current
For a given power setting what statement is true for mixture adjustment …
the highest airspeed is obtained with best power setting
In a hydraulic system with an accumulator, a lower than normal gas pressure in the accumulator may result in …
reduced dampening of pressure surges within the system
With a constant throttle setting maintained, excessive cooling of an engine on descent may be prevented by …
reducing the lAS
A spongy feel in the pedals of a foot operated brake system would most likely be due to …
air in the system lines
The undercarriage warning horn in a retractable undercarriage system may be activated by …
the position of the throttle lever
The pitot heat should not be operated on the ground except for …
testing
Comparing the reading of a CHT gauge to that of an EGT gauge …
the EGT reacts more quickly to changes in combustion temperature
If an artificial horizon becomes toppled during flight it will …
remain serviceable but will take time to re-erect itself
Which of the speed abreviations is not shown on a colour coded air speed indicator?
Vle
If a visible bubble appears in the glass of a magnetic compass …
the compass is unserviceable
During the normal advancement of the throttle on a turbocharged engine, the manifold pressure quickly becomes excessive. This could be caused by …
the waste gate being jammed shut
The component which prevents an excessively high current flow in an aircraft’s electrical system is a …
circuit breaker
If a leak develops before the waste gate in an engine fitted with a turbo supercharger the …
manifold pressure obtained at any given altitude and throttle position decreases
The correct setting for the pitch control during engine run-up of an engine fitted with a CSU is …
fully fine during the magneto check
During a descent at high speed and high power the propeller blades of a constant speed propeller will move towards the …
coarse pitch stops
A consequence of a low oil level in an engine is …
oil temperature will rise and oil pressure will fall
A device that controls high current flow in an electrical system is …
a circuit breaker
If a centre zero ammeter shows a discharge during flight …
the alternator has failed
If a fuel pressure gauge shows rapidly fluctuating readings during flight …
fuel vaporisation may be occurring
