Question

1.
Choose the letter of the best answer. Write the chosen letter on a separate
sheet of paper
1. The process by which the unnecessary copper is remove from the copper clad
board
a. Boring
c. Etching
b. Soldering
d. Stripping
2. Device that produces a DC supply from a pure AC wave.
a. Battery
c. Charger
b. Main supply
d. Power supply unit
3. Stage of a power supply unit (AC-DC power supply) where the high voltage AC is
reduced to a lover voltage.
a. Filter stage
c. Regulator stage
b. Rectifier stage
d. Transformer stage
4. When an AC is converted to DC at the rectifier stage a ripple is produced. What
electronic component is used to correct the ripple?
a. Diode
c. Regulator IC
b. Transformer
d. Capacitor​

Answer 1

Resposta:

.jbhjniongjijnioniffhib