Explore topic-wise MCQs in Electrical Engineering.

This section includes 5 Mcqs, each offering curated multiple-choice questions to sharpen your Electrical Engineering knowledge and support exam preparation. Choose a topic below to get started.

1.

A common base configuration of a pnp transistor is analogous to _____________? of a JFET

A. common source configuration
B. common drain configuration
C. common gate configuration
D. none of the above
Answer» D. none of the above
Discussion
2.

A certain p-channel E-MOSFET has VGS(th) = -2V. If VGS= 0V, the drain current is ____________?

A. 0 mA
B. ID(on)
C. maximum
D. IDSS
Answer» B. ID(on)
Discussion
3.

A certain D-MOSFET is biased at VGS = 0 V. Its data sheet specifies IDSS = 20mA and VGS(off) = -5 V. The value of the drain current is _____________?

A. 20 mA
B. 0 mA
C. 40 mA
D. 10 mA
Answer» B. 0 mA
Discussion
4.

A certain JFET data sheet gives VGS(off) = -4 V. The pinch-off voltage Vp is _____________?

A. +4 V
B. -4 V
C. dependent on VGS
D. data insufficient
Answer» B. -4 V
Discussion
5.

A certain common-source JFET has a voltage gain of 10. If the source bypass capacitor is removed, ______________?

A. the voltage gain will increase
B. the transconductance will increase
C. the voltage gain will decrease
D. the Q-point will shift
Answer» D. the Q-point will shift
Discussion