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Analog-designs Questions Set 10:

Quiz Mode

The impedance of a capacitor is:

∠-90/ωC

∠90/ωC

ωC∠90

ωC∠-90

Solution:

An RLC series circuit is said to be capacitive if

ωL > 1 / ωC

ωL < 1 / ωC

ωL = ωC

ωL = 1 / ωC

Solution:

What will be the ripple frequency of a center-tapped full-wave rectifier when the input frequency is 38 Hz?

19 Hz

38 Hz

76 Hz

26.87 Hz

Solution:

Common mode rejection ratio of differential equation having emitter resistance 30k-Ohm and transconductance 40mA/V will be ?

65dB

66dB

67dB

68dB

Solution:

What is the purpose of the compensation capacitor in an op-amp?

Improves the amplification of the op-amp

Decreases the slew rate of the op-amp

Increases the bandwidth of the op-amp

The op-amp acts as an all-pass filter

Solution:

In a p-n junction diode, negative differential resistance is observed when:

Both the p and n sides are heavily doped

Only the n side is heavily doped

Only the p side is heavily doped

An intrinsic Si sample is increased between p and n

Solution:

In an intrinsic semiconductor, what happens to the Fermi level with a rise in temperature?

Fermi level moves away from the center

Fermi level moves towards the center

Fermi level stays at the center

Fermi level moves into the valence band

Solution:

For an ideal MOSFET in the saturation region with a constant V_GS (where λ, the channel length modulation factor, is 0), the drain current is

Does not vary with V_DS

Quadratically proportional to V_DS

Linearly proportional to V_DS

Inversely proportional to V_DS

Solution:

Determine the voltage across the capacitor and the maximum current during the charging at t = 1 second in a DC circuit containing a resistor R = 1 MΩ and a capacitor C = 1 μF connected to a DC supply of 10 V.

10 V, 10 μA

6.32 V, 10 μA

10 V, 16.42 μA

6.32 V, 16.42 μA

Solution:

In a p-type material, the Fermi level is 0.3 eV above the valence band. If the concentration of acceptor atoms is increased, the new position of the Fermi level is likely to be:

below the valence band

0.5 eV above the valence band

0.28 eV above the valence band

0.1 eV above the valence band

Analog-designs Questions Set 10:

The impedance of a capacitor is:

Solution:

An RLC series circuit is said to be capacitive if

Solution:

What will be the ripple frequency of a center-tapped full-wave rectifier when the input frequency is 38 Hz?

Solution:

Common mode rejection ratio of differential equation having emitter resistance 30k-Ohm and transconductance 40mA/V will be ?

Solution:

What is the purpose of the compensation capacitor in an op-amp?

Solution:

In a p-n junction diode, negative differential resistance is observed when:

Solution:

In an intrinsic semiconductor, what happens to the Fermi level with a rise in temperature?

Solution:

For an ideal MOSFET in the saturation region with a constant V_GS (where λ, the channel length modulation factor, is 0), the drain current is

Solution:

Determine the voltage across the capacitor and the maximum current during the charging at t = 1 second in a DC circuit containing a resistor R = 1 MΩ and a capacitor C = 1 μF connected to a DC supply of 10 V.

Solution:

In a p-type material, the Fermi level is 0.3 eV above the valence band. If the concentration of acceptor atoms is increased, the new position of the Fermi level is likely to be:

Solution:

Related Question Sets:

Related Topics:

Analog-designs Questions Set 10:

The impedance of a capacitor is:

Solution:

An RLC series circuit is said to be capacitive if

Solution:

What will be the ripple frequency of a center-tapped full-wave rectifier when the input frequency is 38 Hz?

Solution:

Common mode rejection ratio of differential equation having emitter resistance 30k-Ohm and transconductance 40mA/V will be ?

Solution:

What is the purpose of the compensation capacitor in an op-amp?

Solution:

In a p-n junction diode, negative differential resistance is observed when:

Solution:

In an intrinsic semiconductor, what happens to the Fermi level with a rise in temperature?

Solution:

For an ideal MOSFET in the saturation region with a constant VGS (where λ, the channel length modulation factor, is 0), the drain current is

Solution:

Determine the voltage across the capacitor and the maximum current during the charging at t = 1 second in a DC circuit containing a resistor R = 1 MΩ and a capacitor C = 1 μF connected to a DC supply of 10 V.

Solution:

In a p-type material, the Fermi level is 0.3 eV above the valence band. If the concentration of acceptor atoms is increased, the new position of the Fermi level is likely to be:

Solution:

Related Question Sets:

Related Topics:

For an ideal MOSFET in the saturation region with a constant V_GS (where λ, the channel length modulation factor, is 0), the drain current is