- #1
uzair_ha91
- 92
- 0
When the primary of a transformer is connected to A.C. mains, the current in it...
a) is very small if the secondary circuit is open, but
b) increases when the secondary circuit is closed.
PLEASE EXPLAIN THESE FACTS.
a) is very small if the secondary circuit is open, but
b) increases when the secondary circuit is closed.
PLEASE EXPLAIN THESE FACTS.