Question:

A common-source amplifier is similar in configuration to which BJT amplifier?

A.

common-base

B.

common- collector

C.

common-emitter

D.

emitter- follower

Answer» c. common-emitter

Question:

What type(s) of gate-to-source voltage(s) can a depletion MOSFET (D-MOSFET) operate with?

A.

zero

B.

positive

C.

negative

D.

any of the above

Answer» d. any of the above

Question:

The BJT is a device. The FET is a device.

A.

bipolar, bipolar

B.

bipolar, unipolar

C.

unipolar, bipolar

D.

unipolar, unipolar

Answer» b. bipolar, unipolar

Question:

The output voltage of a CE amplifier is

A.

amplified

B.

inverted

C.

180° out of phase with the input

D.

all of the above

Answer» d. all of the above

Question:

What is the normalized gain expressed in dB for the cutoff frequencies?

A.

–3 db

B.

+3 db

C.

–6 db

D.

–20 db

Answer» a. –3 db

Question:

Which of the following configurations does not involve the Miller effect capacitance?

A.

common-emitter

B.

common-base

C.

common- collector

D.

all of the above

Answer» b. common-base

Question:

A transistor may be used as a switching device or as a:

A.

tuning device

B.

rectifier

C.

fixed resistor

D.

variable resistor

Answer» d. variable resistor

Question:

A complementary-symmetry amplifier has

A.

one pnp and one npn transistor

B.

two pnp transistors

C.

two npn transistors

D.

two pnp and two npn transistors

Answer» a. one pnp and one npn transistor

Question:

A coupling capacitor is

A.

a dc short

B.

an ac open

C.

a dc open and an ac short

D.

a dc short and an ac open

Answer» c. a dc open and an ac short

Question:

In a bypass circuit, the top of a capacitor is

A.

an open

B.

a short

C.

an ac ground

D.

a mechanical ground

Answer» c. an ac ground