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Analog Electronics MCQ

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Analog Electronics Quick Quiz

Question 1 of 10
  • Which of these is NOT a method used for doping semiconductors?

    Answer & Explanation

    Correct Answer: Etching

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  • In an alternating-current circuit, what is the relationship between the impedance of a resistor and the frequency of the current?

    Answer & Explanation

    Correct Answer: The impedance is independent of frequency.

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  • What is the term used for a circuit in which, for a sinusoidal input with frequency f, any steady state output is also sinusoidal with frequency f?

    Answer & Explanation

    Correct Answer: Linear circuit

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  • True or False: Schottky diodes have very high reverse recovery times compared to P-N diodes.

    Answer & Explanation

    Correct Answer: False

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  • Compare the currents of these two circuits: (1) a battery connected in series with four identical series resistors and (2) the same battery connected to only three of the identical series resistors.

    Answer & Explanation

    Correct Answer: More current flows in the circuit with three resistors.

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  • What is the ratio of a transistor’s signal output to its signal input called?

    Answer & Explanation

    Correct Answer: Gain

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  • In a series RLC alternating-current circuit, which element will dominate the reactance of the circuit when the frequency is below resonance?

    Answer & Explanation

    Correct Answer: the capacitor

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  • True or False: The ratio of visible light produced to power consumed is more for LEDs than for incandescent light bulbs.

    Answer & Explanation

    Correct Answer: True

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  • Which of the following are appropriate units for impedance?

    Answer & Explanation

    Correct Answer: Ohms

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  • In a real op-amp, the voltage required across the input terminals to drive the output to zero is called:

    Answer & Explanation

    Correct Answer: input offset voltage

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  • Analog Electronics Quick Quiz

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