RC coupling is used for ___________ amplification

Transformer coupling is used for ___________ amplification

A

Power

B

Voltage

C

Current

D

None of the above

In an RC coupling scheme, the coupling capacitor CC must be large enough ___________

A

To pass d.c. between the stages

B

Not to attenuate the low frequencies

C

To dissipate high power

D

None of the above

In RC coupling, the value of coupling capacitor is about ___________

A

100 pF

B

0.1 µF

C

0.01 µF

D

10 µF

The most costly coupling is ___________ coupling

A

RC

B

Direct

C

Impedance

D

Transformer

A radio receiver has ___________ of amplification

A

One stage

B

Two stages

C

Three stages

D

More than one stages

Most of the amplification in a superhetrodyne receiver occurs at ___________ stage

A

IF

B

RF amplifier

C

Audio amplifier

D

Detector

For faithful amplification by a transistor circuit, the value of VBE should ___________ for a silicon transistor

A

Be zero

B

Be 0.01 V

C

Not fall below 0.7 V

D

Be between 0 V and 0.1 V

For proper amplification by a transistor circuit, the operating point should be located at the ___________ of the d.c. load line

A

The end point

B

Middle

C

The maximum current point

D

None of the above

For germanium transistor amplifier, VCE should ___________ for faithful amplification

A

Be zero

B

Be 0.2 V

C

Not fall below 0.7 V

D

None of the above

For faithful amplification by a transistor circuit, the value of VCE should ___________ for silicon transistor

A

Not fall below 1 V

B

Be zero

C

Be 0.2 V

D

None of the above

RC coupling is used for ___________ amplification

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