Welcome Back

Sign in to your PART66Online account

Forgot password?

Don't have an account? Register here

Q&A Forum

1106 questions found

Module 7. Maintenance practices

What does the cut of a file refer to?

  • Arrangement of the teeth.
  • Number of teeth per inch.
  • Grade of material used.
Ronit asking:

Please write your question here.

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.

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??

Thanks

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

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?

We use cookies to keep you signed in and improve your experience. By continuing to use this site, you agree to our Privacy Policy.