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FAQ: Ece Viva Questions and Answers Download PDF

MCQ: If output current of circuit is 12A and input voltage is 3V than transconductance of circuit will be

  1. 15V
  2. 15A
  3. 4A
  4. 4

D

MCQ: A temperature sensitive resistor with a negative temperature coefficient is called

  1. thyristor
  2. SCR
  3. thermometer
  4. thermistor

D

MCQ: Ratio of output current to input voltage is called

  1. transresistance
  2. inductance
  3. transconductance
  4. gain ratio

C

MCQ: A three terminal thyristor that can conduct current in either direction when properly activated is called

  1. Diac
  2. Triac
  3. Biac
  4. Quadiac

B

MCQ: A phenomena of exactly zero electrical resistance and expulsion of magnetic fields occurring in certain materials when cooled below a characteristic critical temperature is called

  1. inductivity
  2. capacitvity
  3. conductivity
  4. superconductivity

D