Question

38. The rating of an electric lamp is 110 V. To use it
on 220 V, one will have to use which one of the
following?
(a) Transistor
(b) Resistor
(c) Transformer (d) Generator​

Answer 1

Answer:

transformer

Explanation:

because in transformer there are two types step up transformer and step down transformer we use step down transformer function of of this transformer is to decrease the voltage