1000+ Analog-designs Questions - Set 57 [With Solutions]

Analog-designs Questions Set 57:

Quiz Mode

Analog-designs Questions

Set 57/67

What is the ideal numeric value of the efficiency of a Class B amplifier?

75%

78.5%

70%

80%

What is the color code of a 1 kilo-ohm resistor?

Brown, black, orange

Brown, black, red

Both

None

What is the Transformer Utilization Factor (TUF) for a Half Wave Rectifier?

0.917

0.812

0.693

0.286

For higher frequencies, what is the output voltage in a high-pass filter?

CR * dvi/dt

R * dvi/dt

C * dvi/dt

(1/RC) * dvi/dt

An RLC circuit has a Resistance R=1kΩ, Inductor L=1nH, and Capacitance C=1pF. What is the resonant frequency of the RLC circuit?

6 GHz

5 GHz

4 GHz

3 GHz

Across a p⁺-n junction, the depletion layer lies

mostly in the n-region

mostly in the p⁺ region

equally in both the p⁺ and n-regions

entirely in the p⁺ region

Neglecting Channel Length Modulation, if the transconductance of a follower stage increases, the input impedance of the stage:

Remains the same

Increases

Decreases

Doubles

Which of the following statements is not an advantage of a CMOS circuit?

High noise immunity

Low static power consumption

Very low power dissipation

Reduced complexity in the circuit

The Miller effect in the context of a Common Emitter amplifier explains

an increase in the low-frequency cutoff frequency

a decrease in the high-frequency cutoff frequency

a decrease in the low-frequency cutoff frequency

an increase in the high-frequency cutoff frequency

In a CRT, a pair of deflecting plates are 2 cm long and are spaced 0.5 cm apart. The distance from the center of the plates to the screen is 224 cm. The final anode voltage is 1000 V. What is the velocity of the beam on emerging from the field?

1.887 × 10⁵ m/s

18.87 × 10⁶ m/s

188.7 × 10⁶ m/s

18.87 × 10³ m/s

Quiz Mode

Qn. Sets

Analog-designs Questions Set 57:

Analog-designs Questions

What is the ideal numeric value of the efficiency of a Class B amplifier?

Reveal Answer

Reveal Answer

What is the color code of a 1 kilo-ohm resistor?

Reveal Answer

Reveal Answer

What is the Transformer Utilization Factor (TUF) for a Half Wave Rectifier?

Reveal Answer

Reveal Answer

For higher frequencies, what is the output voltage in a high-pass filter?

Reveal Answer

Reveal Answer

An RLC circuit has a Resistance R=1kΩ, Inductor L=1nH, and Capacitance C=1pF. What is the resonant frequency of the RLC circuit?

Reveal Answer

Reveal Answer

Across a p+-n junction, the depletion layer lies

Reveal Answer

Reveal Answer

Neglecting Channel Length Modulation, if the transconductance of a follower stage increases, the input impedance of the stage:

Reveal Answer

Reveal Answer

Which of the following statements is not an advantage of a CMOS circuit?

Reveal Answer

Reveal Answer

The Miller effect in the context of a Common Emitter amplifier explains

Reveal Answer

Reveal Answer

In a CRT, a pair of deflecting plates are 2 cm long and are spaced 0.5 cm apart. The distance from the center of the plates to the screen is 224 cm. The final anode voltage is 1000 V. What is the velocity of the beam on emerging from the field?

Reveal Answer

Reveal Answer

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Across a p⁺-n junction, the depletion layer lies