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Analog Electronics

Analog Electronics
A LED produces light when

  reverse biased.
  forward biased.
None of these
  unbiased.

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Analog Electronics
A depletion MOSFET differs from a JFET in the sense that it has no

  p - n junction.
  gate.
  substrate.
  channel.

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Analog Electronics
A schottky device is a

 Minority carrier device.
 Both B and C.
  Majority carrier device.
 Fast recovery device.

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Analog Electronics
The 741 C has a unity - gain frequency of

  15 MHz.
  10 Hz.
  1 MHz.
  20 Hz.

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Analog Electronics
An amplifier using an opamp with slew rate SR=1v/µsec has a gain of 40db.if this amplifier has to faithfully amplify sinusoidal signals from dc to 20 KHz without introducing any slew-rate induced distortion, then the input signal level must not exceed

39.5mV
79.5 mV
395mV
795mV

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Analog Electronics
In the second approximation, the total voltage across the zener diode is the sum of the breakdown voltage and the voltage across the

  series resistor.
  zener resistance.
  zener diode.
  source.

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