The main purpose of the transformer in an a.c radio set is to?
A
increase power to the radio
B
step up the voltage
C
convert energy from a.c to d.c
D
step down the voltage
Verified Correct Answer: D.
Physical Principles & Numerical Solution
In many AC radio circuits, transformers are used primarily to reduce the voltage to levels suitable for safe and effective operation of the components.
Source: Myschool Past Questions Archive (Record #13856)