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Analog-designs Questions Set 7:

Quiz Mode

Which of the following Boolean operations does not satisfy the associative property?

NOR

AND

None of the above

Solution:

An AM signal has a total power of 1000W and a modulation depth of 85%. Determine the power content of the carrier.

525 W

735 W

865 W

1375 W

Solution:

If the emitter resistance decreases, the transistor's

Q point moves up

collector current decreases

Q point stays where it is

current gain increases

Solution:

In a PN junction diode, the current generated due to the application of external voltage is called _____.

Drift current

Diffusion current

Bias current

External current

Solution:

The action of a JFET in its equivalent circuit can best be represented as a

current-controlled current source

voltage-controlled current source

voltage-controlled voltage source

Solution:

A pure inductor with inductance L = 2H is supplied with a voltage v(t) = 250 sin(200t - 60°). Find the current through the inductor.

4.4 ∠ -150° A

0.44 ∠ -150° A

1.4 ∠ 150° A

0.51 ∠ -50° A

Solution:

Which of the following is not a reason for initiating oscillations in an RC phase shift oscillator?

Phase shift network

Noise inherent in transistor

Minor change in DC voltage source

Square wave signal

Solution:

The Early effect in a bipolar junction transistor results in the reduction of effective base width due to:

low doping level at the base

electron and hole combination at the base

forward biasing the emitter-base junction

reverse biasing the base-collector junction

Solution:

Are both nFET and pFET switches used to build all logic gates?

Only logic gates fabricated on CMOS chips use both the switches.

Only universal gates (NAND and NOR) use both the switches.

All logic gates use both the switches.

All logic gates except the universal gates use both the switches.

Solution:

If a square wave with its amplitude varying between -2V to +2V is fed into a clamper circuit, the peak to peak voltage at the output of the clamper circuit was found to be " $x$ " V, assuming the ideal behavior of the diode.
What is the value of " $x$ "?
Write a number in the text box as your answer

Analog-designs Questions Set 7:

Which of the following Boolean operations does not satisfy the associative property?

Solution:

An AM signal has a total power of 1000W and a modulation depth of 85%. Determine the power content of the carrier.

Solution:

If the emitter resistance decreases, the transistor's

Solution:

In a PN junction diode, the current generated due to the application of external voltage is called _____.

Solution:

The action of a JFET in its equivalent circuit can best be represented as a

Solution:

A pure inductor with inductance L = 2H is supplied with a voltage v(t) = 250 sin(200t - 60°). Find the current through the inductor.

Solution:

Which of the following is not a reason for initiating oscillations in an RC phase shift oscillator?

Solution:

The Early effect in a bipolar junction transistor results in the reduction of effective base width due to:

Solution:

Are both nFET and pFET switches used to build all logic gates?

Solution:

If a square wave with its amplitude varying between -2V to +2V is fed into a clamper circuit, the peak to peak voltage at the output of the clamper circuit was found to be " $x$ " V, assuming the ideal behavior of the diode.
What is the value of " $x$ "?
Write a number in the text box as your answer

Solution:

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