Diode, Rectifier, Filter, Zener diode, Transistor and Amplifiers MCQ with Answers

Diode, Rectifier, Filter, Zener diode, Transistor and Amplifiers MCQ with Answers

6) Which impurity is added to form P - type semiconductor material?

Answer is:

Gallium

7) Which impurity is added to pure semiconductor to form ?N-type? material?

Answer is:

Arsenic

8) What is the name of the process of converting AC into DC voltage?

Answer is:

Rectifying

9) What is the output pulse frequency of the full wave rectifier with input frequency of 50 Hz?

Answer is:

100 Hz

10) What is the disadvantage of the two diode full wave rectifier compared with a bridge rectifier?

Answer is:

The need of centretapped transformer