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Analog-designs Questions Set 4:

Quiz Mode

How does a heat sink primarily dissipate heat?

Conduction

Convection

Radiation

All of the mentioned

Solution:

The appropriate feedback topology for a current amplifier is _____.

Series-Shunt

Series-Series

Shunt-Series

Shunt-Shunt

Solution:

A multivibrator is an electronic circuit used to implement which of the following?

Oscillator

Timer

Flip-flop

All of the above

Solution:

For an AM, amplitude of modulating signal is 2 V and carrier amplitude is 4 V. Find the modulation index.

1) 0.25

2) 0.1

3) 0.7

4) 0.5

Solution:

What should be the gain of a Low Noise Amplifier (LNA) for its better performance in an RF receiver?

10dB - 15dB

15dB - 20dB

<10dB

>20dB

Solution:

The voltage gain of an amplifier is 8 and the current gain is 7. What is the power gain of the amplifier?

56 dB

17.481 dB

34.963 dB

2 dB

Solution:

In a common base connection, the emitter current I_e is 6.28 mA and the collector current I_c is 6.20 mA; determine the common base d.c. current gain.

0.098

0.987

90.87

908.7

Solution:

Which of the following is not an advantage of using an LED?

High response time

Compatibility with solid-state circuits

Rugged construction and high lifetime

No need for heat sink in long run

Solution:

A cascade multistage amplifier network has pole frequencies f1=8 MHz, f2=13 MHz, f3=16 MHz, and f4=20 MHz. What is the higher cutoff frequency of the cascaded network?

3.18 MHz

57 MHz

0.314 MHz

1.75 MHz

Solution:

The statement "In case of a rectifier with LC filter, the ripple factor is independent of the load" is:

The statement is incomplete

The statement is true

The statement is partially true

The statement is false

Analog-designs Questions Set 4:

How does a heat sink primarily dissipate heat?

Solution:

The appropriate feedback topology for a current amplifier is _____.

Solution:

A multivibrator is an electronic circuit used to implement which of the following?

Solution:

For an AM, amplitude of modulating signal is 2 V and carrier amplitude is 4 V. Find the modulation index.

Solution:

What should be the gain of a Low Noise Amplifier (LNA) for its better performance in an RF receiver?

Solution:

The voltage gain of an amplifier is 8 and the current gain is 7. What is the power gain of the amplifier?

Solution:

In a common base connection, the emitter current I_e is 6.28 mA and the collector current I_c is 6.20 mA; determine the common base d.c. current gain.

Solution:

Which of the following is not an advantage of using an LED?

Solution:

A cascade multistage amplifier network has pole frequencies f1=8 MHz, f2=13 MHz, f3=16 MHz, and f4=20 MHz. What is the higher cutoff frequency of the cascaded network?

Solution:

The statement "In case of a rectifier with LC filter, the ripple factor is independent of the load" is:

Solution:

Related Question Sets:

Related Topics:

Analog-designs Questions Set 4:

How does a heat sink primarily dissipate heat?

Solution:

The appropriate feedback topology for a current amplifier is _____.

Solution:

A multivibrator is an electronic circuit used to implement which of the following?

Solution:

For an AM, amplitude of modulating signal is 2 V and carrier amplitude is 4 V. Find the modulation index.

Solution:

What should be the gain of a Low Noise Amplifier (LNA) for its better performance in an RF receiver?

Solution:

The voltage gain of an amplifier is 8 and the current gain is 7. What is the power gain of the amplifier?

Solution:

In a common base connection, the emitter current Ie is 6.28 mA and the collector current Ic is 6.20 mA; determine the common base d.c. current gain.

Solution:

Which of the following is not an advantage of using an LED?

Solution:

A cascade multistage amplifier network has pole frequencies f1=8 MHz, f2=13 MHz, f3=16 MHz, and f4=20 MHz. What is the higher cutoff frequency of the cascaded network?

Solution:

The statement "In case of a rectifier with LC filter, the ripple factor is independent of the load" is:

Solution:

Related Question Sets:

Related Topics:

In a common base connection, the emitter current I_e is 6.28 mA and the collector current I_c is 6.20 mA; determine the common base d.c. current gain.