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Q&A Forum

1106 questions found

Module 3. Electrical fundamentals

If an AC sine wave has an RMS value of 5V its peak value is

  • 6.37 V.
  • 7.07 V.
  • 14.14 V.
Smyjer asking:

Peak value is 1.414 the effective value

Module 1. Mathematics

What is the characteristic of 5.74?

  • -1
  • 0
  • 1
Lorenzo Taini asking:

what is mean this question?

Module 2. Physics

P 1 * V 1 / T 1 = P2 * V2 / T2 is (P =Pressure, V = Volume, T =Temperature)

  • Ideal gas law.
  • Charles' law.
  • Dalton's law.
lj2020 asking:

Is this not the combined gas law?? Charles law, Boyles law and Guy Luccas law.

The ideal gas law is PV = nRT

Module 8. Basic aerodynamics

Mach trim operates

  • along the longitudinal axis.
  • along the lateral axis.
  • to reduce Dutch roll.
paulofly@yahoo.com asking:

It´s correct?

Module 12. Helicopter aerodynamics, structures and systems

The coning angle of the rotor blades is the angle between

  • the horizontal and the rotor blades.
  • the rotor blades and the tip path plane.
  • the normal axis and the rotor blades.
Jordi asking:

I think this is also wrong.It should be horizontal plane and tip oath od the blades.

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