A Vacuum diode is ___

A Vacuum diode is a:

i) Detector
ii) Rectifier
iii) Amplifier
iv) Oscillator

of all these statements:

A. (i) and (ii) are correct
B. (ii) and (iii) are correct
C. (ii) and (iv) are correct
D. (i) and (iv) are correct

Show Answer

Answer: A

Share your understanding of this question with the correct explanation.