When a transistor is used as an amplifier, it is operated in the ___________ region

In order to get more voltage gain from a transistor amplifier, the transistor used should have ___________

A

Thin base

B

Thin collector

C

Wide emitter

D

None of the above

In a single stage transistor amplifier, RC and RL represent collector resistance and load resistance respectively. The transistor sees a d.c. load of ___________

A

RC + RL

B

RC || RL

C

RL

D

RC

The value of collector load RC in a transistor amplifier is ___________ the output impedance of the transistor.

A

The same as

B

Less than

C

More than

D

None of the above

A transistor is a ___________ operated device

A

current

B

voltage

C

both voltage and current

D

none of the above

A tuned amplifier is generally operated in ___________ operation

A

Class A

B

Class C

C

Class B

D

None of the above

When a differential amplifier is operated single-ended, ___________

A

the output is grounded

B

one input is grounded and signal is applied to the other

C

both inputs are connected together

D

the output is not inverted

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

The leakage current in a silicon transistor is about ___________ the leakage current in a germanium transistor

A

One hundredth

B

One tenth

C

One thousandth

D

One millionth

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

In a transistor amplifier circuit VCE = VCB + ___________

A

VBE

B

2 VBE

C

5 VBE

D

None of the above

When a transistor is used as an amplifier, it is operated in the ___________ region

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