The ratio of secondary turns to primary turns in a transformer is 37 to 2. How many secondary turns are there if the primary coil has 38 turns?
A) 700 turns
B) 703 turns
C) 710 turns
D) 698 turns
E) 688 turns

Question

Quizplus · Accepted Answer

The ratio of secondary turns to primary turns is 37:2. If the primary has 38 turns, we find the number of secondary turns by setting up a proportion: (37/2) = (x/38), solving for x gives x = (37*38)/2 = 703.

The Ratio of Secondary Turns to Primary Turns in a Transformer