A1 LT18 Flashcards
1
Q
How is line loss calculated using electric power formulas?
A
Multiply the square of the current by the resistance of the conductor
2
Q
How do you convert metres to feet?
A
Multiply by 3.28.
3
Q
What is the formula to calculate power by multiplying line drop voltage with current?
A
P = ExI
4
Q
How is total line loss calculated?
A
P = I^2R
5
Q
What formula can be used to calculate power by dividing the square of the line drop by the resistance of the conductor?
A
P = (E^2) / R
6
Q
How to calculate total line drop?
A
E = IXR
7
Q
How to find the load voltage?
A
Eload = Esupply - Edrop
8
Q
How is % voltage drop calculated?
A
(Voltage drop / Supply voltage) x 100%
9
Q
How is the total line resistance for two lines calculated?
A
R = 2 x single line resistance
