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  • Question

  • In figure v1 = 8 V and v2 = 8 V. Which diode will conduct?
    In figure v1 = 8 V and v2 = 8 V. Which diode will conduct? D1 only D2 only Both D1 and D2 Neither D1


  • Options
  • A. D1 only
  • B. D2 only
  • C. Both D1 and D2
  • D. Neither D1 nor D2

  • Correct Answer
  • Both D1 and D2 

    Explanation
    Both D1 and D2 are forward biased.

    Analog Electronics problems

    Search Results

    • 1. A half wave diode circuit using ideal diode has an input voltage 20 sin ?t volts. Then average and rms values of output voltage are

    • Options
    • A. and 10 V
    • B. and 10 V
    • C. and 5 V
    • D. and 5 V
      • Discuss
    • 2. Which power amplifier can deliver maximum load power?

    • Options
    • A. Class A
    • B. Class AB
    • C. Class B
    • D. Class C
      • Discuss
    • 3. In 3 phase power measurement by two wattmeter method, the reading of one wattmeter is zero. The power factor of load is

    • Options
    • A. 1
    • B. 0.5
    • C. 0
    • D. 0.8
      • Discuss
    • 4. In a resistance strain gauge, G = 2, stress = 1050 kg/cm2, R = 1000 ?. The value of ?R will be

    • Options
    • A. 2 ?
    • B. 3 ?
    • C. 4 ?
    • D. 1 ?
      • Discuss
    • 5. Which of the following is true about an impulse voltage?

    • Options
    • A. It is a unidirectional voltage
    • B. Chopped impulse flashover does not occur
    • C. Time taken to rise is equal to time taken to fall
    • D. RMS value is always less than 50% of average value
      • Discuss
    • 6. Negative feedback reduces noise originating at the amplifier input.

    • Options
    • A. True
    • B. False
      • Discuss
    • 7. Which of the following oscillators is suitable for frequencies in the range of mega hertz?

    • Options
    • A. RC phase shift
    • B. Wien bridge
    • C. Hartley
    • D. Both (a) and (c)
      • Discuss
    • 8. In figure the saturation collector current is

    • Options
    • A.
    • B.
    • C.
    • D. none of the above
      • Discuss
    • 9. In figure what is value of IC if ?dc = 100. Neglect VBE

    • Options
    • A. 5 mA
    • B. 5 ?A
    • C. 10 mA
    • D. 10 ?A
      • Discuss
    • 10. In class C operation of an amplifier circuit, the collector current exists for

    • Options
    • A. 360° of input wave
    • B. 180° of input wave
    • C. more than 180° of input wave
    • D. less than 180° of input wave
      • Discuss

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