Electronic Practice MCQ with Answers

Electronic Practice MCQ with Answers

41) Which electronic circuit produces signal waves or pulses without an input?

Answer is:

Oscillator

42) Which circuit is essential to maintain oscillations or waves in an oscillator circuit?

Answer is:

Positive feed back

43) What is the main application of uni junction transistor?

Answer is:

Triggering circuits

44) Which device has very high input impedance, low noise output, good linearity and low inter electrode capacity?

Answer is:

Field effect transistor

45) What is the difference in current control of MOSFET compared to JFETs?

Answer is:

Insulating layer instead of junction