Asked by Merry
A steady current of 2A flows in a coil of emf 12V for 0.4s.
A back emf of 3V was induced during this period.
The stored energy in the loop that can be utilized is?
A back emf of 3V was induced during this period.
The stored energy in the loop that can be utilized is?
Answers
Answered by
bobpursley
Energy stored = Ivt = current x back e.m.f x time
= 2 x 3 x 0.4
= 2.4J
= 2 x 3 x 0.4
= 2.4J