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Module 15. Gas turbine engine
Air bleed valves are
•  closed at low RPM.
•  open at high RPM.
•  open at low RPM.

Ronit asking:
•  Please write your question here.

Community comments: 0
Module 15. Gas turbine engine
An H.M.U receives its signals from
•  E.C.
•  ADC.
•  thrust lever resolvers.

Ekio asking:
•  Hi,

EC reffers ECU??


Community comments: 0
Module 15. Gas turbine engine
An exhaust cone placed aft of the turbine in a jet engine will cause the pressure in the first part of the exhaust duct to
•  increase and the velocity to decrease.
•  decrease and the velocity to increase.
•  increase and the velocity to increase.

Ekio asking:
•  The type of duct that forms the exhaust cone will determine what happens with the pressure and temperature. I distinguish 2 types of cone and therefore 2 types of conduit:

1 / convergent - divergent
2 / divergent

Community comments: 0
Module 4. Electronic fundamentals
What power is required for a desynn indicator system?
•  DC.
•  AC 400 Hz.
•  AC 50 Hz.

Shenoy asking:
•  Synchros are always supplied with AC. Then why this DC?

Community comments: 0
Module 5. Digital techniques / Electronic instrument systems
2D in decimal is
•  43.
•  45.
•  41.

Edga5251 asking:
•  2D is hexadecimal number yes? So 2D in decimal 531?

Community comments: 0
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