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Analog Electronics

Analog Electronics
A 555 IC is used to produce

 byte
 counter
 clock
 register

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Analog Electronics
Single phase, 230 V, 1 KW heater is connected acrose single phase 230 V, 50 Hz supply through a diode. The power delivered to the heater element

 None of above.
  500 W.
 100 W.
 1000 W.

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Analog Electronics
A schottky device is a

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

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Analog Electronics
Energy gap of semiconductor is approx

 0 eV.
 1 eV.
 5 - 8 eV.
 > 8 eV .

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Analog Electronics
Which of the following cannot actually move?

 Electrons
 Ions
 All the above
 Holes

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

  the transistor is defective.
 the transistor is normal.
 the emitter is positive in respect to the collector.
 the collector is positive in respect to the emitter.

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