# 14 Brilliant Wire Size Volts Amps Solutions

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Eleven finding amps and length using the voltage drop formulas... Here are some other associated formulas: cm x vd this one determines conductor period... L = 2 x ok x i cm x vd this one determines conductor amps... I = 2 x ok x l permit s use those formulation in a few problems... A brief circuit has evolved in a #14 copper twine. All 6 volts carried out to the circuit are dropped and an amp meter reads 2 amps. Are you able to find the length of the conductor to the quick? Cm x vd let s practice the components for conductor period... L = 2 x k x i cm = four,a hundred and ten (#14) four,a hundred and ten x 6 vd = 6 (100 voltage drop) l = 2 x 12.Nine x 2 ok = 12.Nine (copper) i = 2 amps l = ft right luck monitoring that brief down! How about every other one... Can you find the amps at the load of a one hundred twenty volt circuit, 143 ft lengthy, using #12 thw aluminum conductors? Cm x vd permit s observe the system for amps at the load: i = 2 x k x l cm = 6,530 (#12) 6,530 x 3.6 vd = three.6 (one hundred twenty x.03) i = 2 x 21.2 x 143 okay = 21.2 (aluminum) l = 143 i = 3.88 amps as you could see voltage drop pays a high toll! A mor e precise k you might be questioning about k and where it came from? Properly, k is based totally at the resistance of a circular mill of a conductor (copper or aluminum) by the foot. You can discover it by way of this system... R x cm ok = one thousand let s find ok for a #14 stranded copper conductor x okay = a thousand r = 3.14 (#14 stranded copper uncoated) cm = 4110 (#14 awg) ok = if we guessed 12.9 we might were quite close.

14 voltage drop solutions (1) b (three) (2) d (3) d (240v x.03 = 12) (240v - 12v = 228v) (four) d (r =.0608 x 500) 1000 (5) a (cm = 2 x 12.Nine x one hundred twenty x 30) three.Forty five (6) d (cm = 2 x 12.Nine x 180 x 11) five (7) d (cm = 2 x 12.9 x 350 x 180) 6.6 (eight) a (nine) b (amps = 4110 x 3.Forty five ) 2 x 12.9 x 250 (10) c (length = 6530 x 4.7 ) 2 x 12.Nine x 16 (eleven) b (cm = 2 x 12.9 x four hundred x 45) 3.6 (12) c (cm = 2 x 12.Nine x 240 x nine.Eight) three.45 (13) c (cm = 2 x 12.9 x 124 x thirteen.Eight) three.45 (14) c (r =.0129 x 250) 1000.