Category Archives: Airframe Sys Power

The primary reason for a limitation being imposed on the temperature of the gas flow is to:

A: ensure that the maximum acceptable temperature within the combustion chamber is not exceeded.
B: ensure that the maximum acceptable temperature at the turbine blades is not exceeded.
C: prevent damage to the combustion chamber from overheating.
D: prevent damage to the jet pipe from overheating.

 

 

 

 

 

 

 

 

 

 

Answer:B

The term “pressure cabin” applies when an aeroplane:

A: has the means to maintain cabin pressure higher than ambient pressure.
B: is only pressurised in the area of the control cabin.
C: has the ability to maintain a constant cabin differential pressure at all flight altitudes.
D: has the ability to maintain a constant cabin altitude at all flight altitudes.

 

 

 

 

 

 

 

 

Answer: A

In order that DC generators will achieve equal load sharing when operating in parallel, it is necessary to ensure that:

A: the synchronising bus-bar is disconnected from the busbar system.
B: their voltages are almost equal.
C: equal loads are connected to each generator busbar before paralleling.
D: adequate voltage differences exist.

 

 

 

 

 

 

 

 

Answer: B