Electronic Devices Question 117
Question: The PN junction diode is used as
[CPMT 1972; AFMC 1997; CBSE PMT 1999; AIIMS 1999; RPMT 2000; MP PMT 04]
Options:
A) An amplifier
B) A rectifier
C) An oscillator
D) A modulator
Show Answer
Answer:
Correct Answer: B
Solution:
It is used to convert ac into dc (rectifier)