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Analog-designs Questions Set 5:

Quiz Mode

What is the capacitive reactance of a 0.01 μF capacitor at 400 Hz?

25.1 kΩ

39.8 kΩ

47.2 kΩ

56.4 kΩ

Solution:

Calculate the voltage gain, Av, of a common-base (CB) amplifier when R_e = 12 Ω, R_L = 600 Ω, and α = 0.9.

Solution:

The effective channel length of a MOSFET in saturation decreases with increase in

gate voltage

drain voltage

source voltage

body voltage

Solution:

Under low-level injection assumption, the dominant minority carrier current for an extrinsic semiconductor is the:

diffusion current

drift current

recombination current

induced current

Solution:

Which transistor configuration is suitable for impedance matching?

Common base configuration

Common emitter configuration

Common collector configuration

All configurations are equally suited

Solution:

The average of the two currents that flow into inverting and non inverting terminals of an op-amp is known as input:

A) Offset current

B) Bias current

3) Saturation current

D) None of the above

Solution:

The main difference between an active heat sink and a passive heat sink is that a passive heat sink:

Possesses mechanical components

Possesses electrical components

Does not possess mechanical components

Does not possess metal components

Solution:

What does the arrow mark in the symbols of bipolar junction transistors (BJTs) indicate?

The direction of conventional current

The terminal through which output must be measured

Both 1 and 3

The p-n junction between base and emitter

Both 2 and 3

Solution:

In a CE (Common Emitter) configuration, the amplifier drives a low load resistance. What happens as a result?

Under-utilization of the amplifier

Overloading or under-loading of the amplifier depending on the circuit

Overloading of the amplifier

None of the above

Solution:

Statement 1: A p-n junction has high resistance in the reverse direction.

Statement 2: When a reverse bias is applied to the p-n junction, the width of the depletion layer increases.

Both Statement 1 and Statement 2 are true and Statement 2 is the correct explanation of Statement 1

Both Statement 1 and Statement 2 are true but Statement 2 is not a correct explanation of Statement 1

Statement 1 is true but Statement 2 is false

Statement 1 is false but Statement 2 is true

Analog-designs Questions Set 5:

What is the capacitive reactance of a 0.01 μF capacitor at 400 Hz?

Solution:

Calculate the voltage gain, Av, of a common-base (CB) amplifier when R_e = 12 Ω, R_L = 600 Ω, and α = 0.9.

Solution:

The effective channel length of a MOSFET in saturation decreases with increase in

Solution:

Under low-level injection assumption, the dominant minority carrier current for an extrinsic semiconductor is the:

Solution:

Which transistor configuration is suitable for impedance matching?

Solution:

The average of the two currents that flow into inverting and non inverting terminals of an op-amp is known as input:

Solution:

The main difference between an active heat sink and a passive heat sink is that a passive heat sink:

Solution:

What does the arrow mark in the symbols of bipolar junction transistors (BJTs) indicate?

Solution:

In a CE (Common Emitter) configuration, the amplifier drives a low load resistance. What happens as a result?

Solution:

Statement 1: A p-n junction has high resistance in the reverse direction.

Statement 2: When a reverse bias is applied to the p-n junction, the width of the depletion layer increases.

Solution:

Related Question Sets:

Related Topics:

Analog-designs Questions Set 5:

What is the capacitive reactance of a 0.01 μF capacitor at 400 Hz?

Solution:

Calculate the voltage gain, Av, of a common-base (CB) amplifier when Re = 12 Ω, RL = 600 Ω, and α = 0.9.

Solution:

The effective channel length of a MOSFET in saturation decreases with increase in

Solution:

Under low-level injection assumption, the dominant minority carrier current for an extrinsic semiconductor is the:

Solution:

Which transistor configuration is suitable for impedance matching?

Solution:

The average of the two currents that flow into inverting and non inverting terminals of an op-amp is known as input:

Solution:

The main difference between an active heat sink and a passive heat sink is that a passive heat sink:

Solution:

What does the arrow mark in the symbols of bipolar junction transistors (BJTs) indicate?

Solution:

In a CE (Common Emitter) configuration, the amplifier drives a low load resistance. What happens as a result?

Solution:

Statement 1: A p-n junction has high resistance in the reverse direction. Statement 2: When a reverse bias is applied to the p-n junction, the width of the depletion layer increases.

Solution:

Related Question Sets:

Related Topics:

Calculate the voltage gain, Av, of a common-base (CB) amplifier when R_e = 12 Ω, R_L = 600 Ω, and α = 0.9.

Statement 1: A p-n junction has high resistance in the reverse direction.

Statement 2: When a reverse bias is applied to the p-n junction, the width of the depletion layer increases.