E Basic Principles Flashcards
1
Q
What electrical system does a light aircraft use?
A
14(12) volt DC system
2
Q
What electrical system does a larger twin turbine aircraft use?
A
28(24) volt DC system
3
Q
What electrical system does a modern airliner use?
A
115v/200v AC system
4
Q
Voltage equation
A
V=IR
5
Q
Power equation
A
P=IE or W=AV
6
Q
Power equation when voltage unknown
A
W=I^2R
7
Q
Power equation when current unknown
A
W=V^2/R