A transformer is required to give 120V from a 240V mains supply. If the primary has 5500 turns, how many turns has the secondary?
A
232
B
450
C
550
D
2750
E
11000
Verified Correct Answer: D.
Physical Principles & Numerical Solution
No expanded working has been attached for this question yet. The verified answer is Option D.
Source: Myschool Past Questions Archive (Record #42930)