FET Transistor -Multiple Choice Questions Quiz

Interactive MCQs on “FET Transistor”:

Solve the following 10 questions. Only one option is correct. Click on the “Submit” button when done. Click on the “embed” button to use this quiz on your website. Click on “WhatsApp” to share this quiz.

Question 1: What does FET stand for in 'FET Transistor'?

(a) Field-Effect Transistor
(b) Fast-Emitting Transistor
(c) Forward-Enhanced Transistor
(d) Flexible Energy Transistor

Question 2: What is the main principle of operation of an FET transistor?

(a) The control of current flow using a magnetic field
(b) The control of current flow using an electric field
(c) The control of current flow using light
(d) The control of current flow using mechanical force

Question 3: Which of the following terminals of an FET transistor controls the flow of current?

(a) Source
(b) Drain
(c) Gate
(d) Base

Question 4: In an N-channel FET transistor, the majority carriers in the channel are:

(a) Holes
(b) Electrons
(c) Protons
(d) Ions

Question 5: What happens to the drain current in an N-channel FET transistor when the gate voltage becomes more negative?

(a) The drain current increases.
(b) The drain current decreases.
(c) The drain current remains unchanged.
(d) The drain current becomes zero.

Question 6: Which of the following statements is true for a JFET (Junction Field-Effect Transistor)?

(a) JFET is a type of BJT (Bipolar Junction Transistor).
(b) JFET has a P-N junction.
(c) JFET has a gate terminal but no source or drain terminals.
(d) JFET operates only in the depletion mode.

Question 7: What is the main advantage of FET transistors over bipolar transistors (BJTs)?

(a) Lower power consumption
(b) Higher switching speed
(c) Simpler fabrication process
(d) Lower noise level

Question 8: Which type of FET transistor has a channel that is doped with impurities of the same type as the source and drain regions?

(a) N-channel FET
(b) P-channel FET
(c) Depletion-mode FET
(d) Enhancement-mode FET

Question 9: What is the threshold voltage in an FET transistor?

(a) The voltage at which the FET starts conducting
(b) The voltage at which the FET stops conducting
(c) The voltage at the drain terminal
(d) The voltage at the source terminal

Question 10: Which of the following is not a type of FET transistor?

(a) MOSFET (Metal-Oxide-Semiconductor FET)
(b) JFET (Junction Field-Effect Transistor)
(c) IGBT (Insulated Gate Bipolar Transistor)
(d) MESFET (Metal-Semiconductor FET)