Question 1

In a Common-Emitter configuration, an emitter resistor is used for:

Accepted Answer

Stabilization

Answer

Collector Bias

Answer

AC Signal Bypass

Answer

Higher Gain

Question 2

What is the output signal form the circuit shown below

Accepted Answer

Amplifying and inverted signal

Answer

Same input  signal

Answer

Only amplifying signal

Answer

Only amplifying signal

Question 3

From the given transistor amplifier circuit shown below Calculate the voltage of R2
  (if IB = 0)

Accepted Answer

1.8 V

Answer

8.3 V

Answer

1.6 V

Answer

0.8 V

Question 4

Amplifier signal without phase shaft you must connect common emitter amplifier

Accepted Answer

Two stage

Answer

Three stage

Answer

Single stage

Answer

Non above

Question 5

What is the amplifier configuration of the circuit shown below?

Accepted Answer

Common Base Amplifier

Answer

Common Emitter Amplifier

Answer

Inverting Amplifier

Answer

Common Emitter Amplifier

Question 6

When a silicon transistor is properly biased, what is VBE for a C-E configuration?

Accepted Answer

0.7  V

Answer

0.5  V

Answer

0.79 V

Answer

0.3  V

Question 7

The function of the speaker in an audio amplifier circuit is to:

Accepted Answer

Convert electric signal into sound

Answer

Convert pressure signal into sound

Answer

Convert sound signal into electric

Answer

Convert electric signal into light

Question 8

The CE amplifier below has an input of 20mV and an Av of 60, calculate the output voltage.

Accepted Answer

1.2   V

Answer

None of the above

Answer

12    V

Answer

0.12 V

Question 9

For the multistage amplifier shown in the figure below, calculate the Voltage output Vo/p

Accepted Answer

100   V

Answer

10     V

Answer

1     V

Answer

1000 V

Question 10

Which reading below is for emitter terminal

Accepted Answer

0.617

Answer

None

Answer

Both

Answer

0.605

Question 11

From the transistor figure below which part number is the emittier

Accepted Answer

3

Answer

none

Answer

2

Answer

1

Question 12

calculate the gain of inverting Amplifier

Accepted Answer

10

Answer

20

Answer

100

Answer

40

Question 13

This is an example of the output swing for a class ________ amplifier.

Accepted Answer

B

Answer

A

Answer

C

Answer

AB

Question 14

A transistor amplifier has a voltage gain of 100. If the input voltage is 75 mV, the output voltage is:

Accepted Answer

7.5V

Answer

15 V

Answer

1.33V

Answer

13.3 V

Question 15

the current gain of an amplifier which has an input signal of 100mA and output signal 1.5 A is

Accepted Answer

15

Answer

0.5

Answer

0.015

Answer

1.5

Question 16

calculate the gain of the inverting amplifier if the input 20 mV and the output 2 V

Accepted Answer

100

Answer

1000

Answer

0.1

Answer

10

Related quizzes

Related quizzes