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Analog-designs Questions Set 2:

Quiz Mode

The transient current in a lossless RLC circuit is

Non-oscillating

Oscillating

Sinusoidal

Square wave

Solution:

For a JFET with gm = 95 mA/V and total capacitance of 500 pF, the bandwidth for a voltage gain of -30 will be:

19 MHz

6.3 MHz

100 kHz

Solution:

Calculate the output ripple frequency of a center-tapped full-wave rectifier if the input sine wave is
325 sin 50πt.

25 Hz

50 Hz

100 Hz

325 Hz

Solution:

Which BJT amplifier configuration can be used as a current buffer?

Common Emitter

Common Base

Common Collector

Amplifiers cannot be used as buffers

Solution:

The signal x(t) = sin(2π × 10³t) + 2 sin(2π × 660t), at what sampling frequency should you avoid aliasing?

2 × 660 Hz

2 × 10³ Hz

1[10³ + 660] Hz

2[10³ - 660] Hz

Solution:

What is the purpose of a heat sink in a transistor circuit?

All of the mentioned

Provide sufficient heat for the transistor

Absorb excess heat from the transistor

Keep the transistor at the desired temperature range

Solution:

What is the defining characteristic of an n-type semiconductor?

They are negatively charged.

They are produced when indium is added as an impurity to germanium.

None of the above.

They are produced when phosphorus is added as an impurity to silicon.

Solution:

When testing an NPN transistor using an ohmmeter, the collector-emitter resistance will be low when

the collector is positive in respect to the emitter

the emitter is positive in respect to the collector

the transistor is normal

the transistor is defective

Solution:

The transition capacitance of a diode was 15 pF. The diode is replaced with another diode of the same material but with twice the cross-sectional area. If the terminal voltage remains unchanged, the capacitance of the new diode is:

7.5 pF

30 pF

15 pF

60 pF

Solution:

In a voltage series feedback configuration, which of the following is true?

Sensitivity and distortion increase by a factor of 1-Aβ

Sensitivity and distortion decrease by a factor of 1-Aβ

Sensitivity and distortion increase by a factor of 1+Aβ

Sensitivity and distortion decrease by a factor of 1+Aβ

Analog-designs Questions Set 2:

The transient current in a lossless RLC circuit is

Solution:

For a JFET with gm = 95 mA/V and total capacitance of 500 pF, the bandwidth for a voltage gain of -30 will be:

Solution:

Calculate the output ripple frequency of a center-tapped full-wave rectifier if the input sine wave is
325 sin 50πt.

Solution:

Which BJT amplifier configuration can be used as a current buffer?

Solution:

The signal x(t) = sin(2π × 10³t) + 2 sin(2π × 660t), at what sampling frequency should you avoid aliasing?

Solution:

What is the purpose of a heat sink in a transistor circuit?

Solution:

What is the defining characteristic of an n-type semiconductor?

Solution:

When testing an NPN transistor using an ohmmeter, the collector-emitter resistance will be low when

Solution:

The transition capacitance of a diode was 15 pF. The diode is replaced with another diode of the same material but with twice the cross-sectional area. If the terminal voltage remains unchanged, the capacitance of the new diode is:

Solution:

In a voltage series feedback configuration, which of the following is true?

Solution:

Related Question Sets:

Related Topics:

Analog-designs Questions Set 2:

The transient current in a lossless RLC circuit is

Solution:

For a JFET with gm = 95 mA/V and total capacitance of 500 pF, the bandwidth for a voltage gain of -30 will be:

Solution:

Calculate the output ripple frequency of a center-tapped full-wave rectifier if the input sine wave is 325 sin 50πt.

Solution:

Which BJT amplifier configuration can be used as a current buffer?

Solution:

The signal x(t) = sin(2π × 10³t) + 2 sin(2π × 660t), at what sampling frequency should you avoid aliasing?

Solution:

What is the purpose of a heat sink in a transistor circuit?

Solution:

What is the defining characteristic of an n-type semiconductor?

Solution:

When testing an NPN transistor using an ohmmeter, the collector-emitter resistance will be low when

Solution:

The transition capacitance of a diode was 15 pF. The diode is replaced with another diode of the same material but with twice the cross-sectional area. If the terminal voltage remains unchanged, the capacitance of the new diode is:

Solution:

In a voltage series feedback configuration, which of the following is true?

Solution:

Related Question Sets:

Related Topics:

Calculate the output ripple frequency of a center-tapped full-wave rectifier if the input sine wave is
325 sin 50πt.