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Home Electronics Time Response of Reactive Circuits See What Others Are Saying!
  • Question
  • How long will it take the capacitor in the given circuit to discharge? 16.4 µs 32.8 µs 65.6 µs 82 µs

    How long will it take the capacitor in the given circuit to discharge?


  • Options
  • A. 16.4 µs
  • B. 32.8 µs
  • C. 65.6 µs
  • D. 82 µs

  • Correct Answer
  • 82 µs 


  • More questions

    • 1. It is not possible to use a half-wave rectifier circuit without a transformer.

    • Options
    • A. True
    • B. False
    • Discuss
    • 2. Asynchronous counters are often called ________ counters.

    • Options
    • A. toggle
    • B. ripple
    • C. binary
    • D. flip-flop
    • Discuss
    • 3. How is ac current related to ac voltage in a purely capacitive circuit?

    • Options
    • A. AC current is 0.707 of the ac voltage.
    • B. AC current lags ac voltage.
    • C. AC current is 0.637 of the ac voltage.
    • D. AC current leads ac voltage.
    • Discuss
    • 4. The power gain (Ap) of any transistor amplifier circuit equals the ___________.

    • Options
    • A. current gain squared
    • B. current gain times the voltage gain
    • C. voltage gain times the output resistance
    • D. current gain plus the voltage gain
    • Discuss
    • 5. If R1 is in series with parallel connected to R2 and R3, what happens to total current if R2 opens?

    • Options
    • A. increases
    • B. decreases
    • C. remains the same
    • D. cannot tell
    • Discuss
    • 6. 

      If the switch is moved to position 1 in the given circuit, how long will it take for the current to reach its maximum value?


    • Options
    • A. 72.5 µs
    • B. 532 µs
    • C. 610 µs
    • D. 833 µs
    • Discuss
    • 7. A coprocessor is a microprocessor designed with a limited instruction set optimized to perform arithmetic operations very quickly.

    • Options
    • A. True
    • B. False
    • Discuss
    • 8. Total emitter current is:

    • Options
    • A. IE ? IC
    • B. IC + IE
    • C. IB + IC
    • D. IB ? IC
    • Discuss
    • 9. Which control should be moved to display more cycles of a signal on an oscilloscope?

    • Options
    • A. horizontal position to left or right
    • B. volts/cm to a smaller number
    • C. vertical position to top or bottom
    • D. time/cm to a higher setting
    • Discuss
    • 10. Which equation determines individual resistor voltage drop?

    • Options
    • A. V x R
    • B. I2 x R
    • C. V x I
    • D. I x R
    • Discuss


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