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Home ‣ Electronics ‣ Number Systems and Codes See What Others Are Saying!
  • Question

  • Convert the binary number 1001.0010 to decimal.


  • Options
  • A. 125
  • B. 12.5
  • C. 90.125
  • D. 9.125

  • Correct Answer
  • 9.125 

    • More questions

    • 1. 

      Calculate the phase angle in the given circuit.


    • Options
    • A. 0°
    • B. 90°
    • C. 22.52°
    • D. 67.48°
      • Discuss
    • 2. 

      The current lags the voltage in the given circuit.


    • Options
    • A. True
    • B. False
      • Discuss
    • 3. This is a PNP transistor.


    • Options
    • A. True
    • B. False
      • Discuss
    • 4. What is a circuit that produces short-duration spikes?

    • Options
    • A. A trigger pulse generator
    • B. An RL integrator
    • C. A timing circuit
    • D. A pulse waveform-to-dc converter
      • Discuss
    • 5. If current through a resistance is halved

    • Options
    • A. the resistance is halved
    • B. the voltage is halved
    • C. the voltage doubles
    • D. none of the above
      • Discuss
    • 6. With the E-MOSFET, when gate input voltage is zero, drain current is:

    • Options
    • A. at saturation
    • B. zero
    • C. IDSS
    • D. widening the channel
      • Discuss
    • 7. The device that would best aid in open track detection is a(n) ________.

    • Options
    • A. multimeter
    • B. current tracer
    • C. logic probe
    • D. oscilloscope
      • Discuss
    • 8. What is the zero-voltage switch used for?

    • Options
    • A. To reduce radiation of high frequencies during turn-on of a high current to a load
    • B. To control low-voltage circuits
    • C. To provide power to a circuit when power is lost
    • D. For extremely low-voltage applications
      • Discuss
    • 9. In order for a logic probe to operate, its red and black leads must first be connected to a ________.

    • Options
    • A. logic clip
    • B. HIGH or TRUE signal
    • C. power source
    • D. logic pulser
      • Discuss
    • 10. If the resistance in a circuit with constant voltage increases, the current will

    • Options
    • A. increase
    • B. decrease
    • C. stay the same
    • D. Not enough information
      • Discuss

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