FET Amplifiers & MOSFET Handling - MCQs with answers
Q1. Which mode is produced by a positive swing in gate-to-source voltage by input ac signal with the maximum voltage drop across load resistor in DE-MOSFET amplifier circuit?a. Depletion mode with decrease in drain current
b. Enhancement mode with decrease in drain current
c. Depletion mode with an increase in drain current
d. Enhancement mode with an increase in drain current
View Answer / Hide Answer ANSWER: d. Enhancement mode with an increase in drain current
Q2. FETs are widely applicable in oscilloscopes and voltmeters as an input amplifier as compared to bipolar transistors due to ______.a. ability of minimizing the loading effect with high input resistance
b. ability of maximizing the loading effect with high input resistance
c. ability of minimizing the loading effect with low input resistance
d. ability of maximizing the loading effect with low input resistance
View Answer / Hide Answer ANSWER: a. ability of minimizing the loading effect with high input resistance
Q3. How are the Zener diodes placed internally in MOSFETs so as to provide defence from the hazardous consequences of stray voltages?a. alternately
b. opposite to each other
c. back-to-back
d. all of the above depending on the convenience of operation.
View Answer / Hide Answer
