Electrics
What is the voltage divider law?
The rule that describes how voltage is distributed across resistors in a series circuit
What is Newtons 3 laws of motion in order?
What are the 0th and 1st laws of thermodynamics?
0th: If two systems are both in thermal equilibrium with a third system, then they are in thermal equilibrium with each other.
1st: Conservation of Energy
What are the names of three of the institute's secretaries? (Any three)
Bonnie, Lisbeth, Mette, Mikkel, Pia, Tina, Tine, Trine
What components are responsible for reactive power (causing current and voltage to be out of phase)?
Inductors and capacitors
What characterises a lag compensator?
A zero and a pole. The pole being closer to origo in the s-plane
What is the Colebrook equation used for in fluid mechanics?
To calculate the friction factor
Who is AAU Energy's most cited proffessor?
Frede Blaabjerg
What are the four components in a boost converter?
Inductor, diode, switch (transistor), and capacitor
What is the unit for moment of inertia?
J [kg * m^2]
What are the four components of a heat pump
1. Evaporator (Heat Injection)
2. Compressor (Compression)
3. Condenser (Heat Rejection)
4. Expansion Valve (Expansion)
Students of the department of mathematical sciences reside in the halls of Pon101. What is the name of their student association's friday bar?
The Algebar
What are the main components of electromagnetic interference?
The source (emitter), the path and the victim
What is the sensitivity function for a standard feedback system?
S(s) = 1 / (1 + G(s)*H(s))
G(s) being plant
H(s) being controller
What is the concept of "Exergy"?
Exergy is the maximum useful work that can be extracted from a system.
Who is the Head of Department of AAU Energy?
Lars Storm Pedersen