Math Flashcards
1
Q
Bright Boys Rave Over Young Girls But Veto Getting Wed
A
Black Brown Red Orange Yellow Green Blue Violet Gray White
2
Q
CMA x 0.7854= SMA
A
CMA= SMA/0.7854
3
Q
AWG 10
A
CMA 10380
4
Q
aluminum K value
A
17
5
Q
Copper K value
A
10.4
6
Q
R= (KL)/CMA
A
CMA= (KL)/R or
L= (R xCMA)/K
7
Q
1m = ____feet
A
3.281
8
Q
Temperature effects on resistance
A
Rc= Ro x a x (delta) T
9
Q
a for copper
A
0.00393
10
Q
a for aluminum
A
0.0039
11
Q
New resistance
A
Rn =Ro + Rc
12
Q
Voltage drop
A
VD= 2(KLI)/CMA
13
Q
Motor efficiency
A
% efficiency =(output watts/input watts) x 100
14
Q
Resistance of a wire
A
R = (KL)/A
15
Q
HP -> watts
A
1 hp = 746 watts
