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Home Electronics Transformers See What Others Are Saying!
  • Question
  • What is the power dissipated in the primary of the transformer in the given circuit? 25 mW 500 mW 12

    What is the power dissipated in the primary of the transformer in the given circuit?


  • Options
  • A. 25 mW
  • B. 500 mW
  • C. 12.5 W
  • D. 62.5 W

  • Correct Answer
  • 62.5 W 


  • More questions

    • 1. In a series capacitive circuit the smallest capacitor will have the largest voltage drop across it.

    • Options
    • A. True
    • B. False
    • Discuss
    • 2. The primary and secondary are in phase.


    • Options
    • A. True
    • B. False
    • Discuss
    • 3. The associative law of addition states that A + (B + C) = (A + B) + C.

    • Options
    • A. True
    • B. False
    • Discuss
    • 4. A single transistor can be used to build which of the following digital logic gates?

    • Options
    • A. AND gates
    • B. OR gates
    • C. NOT gates
    • D. NAND gates
    • Discuss
    • 5. 7450 × 10?5 amperes equals 74.5 ___.

    • Options
    • A. A
    • B. mA
    • C. µA
    • D. nA
    • Discuss
    • 6. A magnetic field results whenever a current flows through a conductor.

    • Options
    • A. True
    • B. False
    • Discuss
    • 7. If two parallel-connected resistors dissipate 6 watts and 10 watts of power, then what is the total power loss?

    • Options
    • A. 3.75 watts
    • B. 4 watts
    • C. 16 watts
    • D. 60 watts
    • Discuss
    • 8. The C-B configuration is used to provide which type of gain?

    • Options
    • A. voltage
    • B. current
    • C. resistance
    • D. power
    • Discuss
    • 9. One example of the use of an S-R flip-flop is as a(n):

    • Options
    • A. transition pulse generator
    • B. astable oscillator
    • C. racer
    • D. switch debouncer
    • Discuss
    • 10. J-K flip-flops are often used as switch debouncers.

    • Options
    • A. True
    • B. False
    • Discuss


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