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  • Question

  • The duty cycle of a pulse is determined by which formula?


  • Options
  • A. Duty Cycle = The duty cycle of a pulse is determined by which formula? Duty Cycle = Duty Cycle = Duty Cycle = Dut
  • B. Duty Cycle = The duty cycle of a pulse is determined by which formula? Duty Cycle = Duty Cycle = Duty Cycle = Dut
  • C. Duty Cycle = The duty cycle of a pulse is determined by which formula? Duty Cycle = Duty Cycle = Duty Cycle = Dut
  • D. Duty Cycle = The duty cycle of a pulse is determined by which formula? Duty Cycle = Duty Cycle = Duty Cycle = Dut

  • Correct Answer
  • Duty Cycle =  

    • More questions

    • 1. In a repetitive-pulse RC integrator circuit, what would the steady-state voltage equal at the end of the fifth pulse? Assume a Vin of 20 V.

    • Options
    • A. 1.46 V
    • B. 14.62 V
    • C. 20 V
    • D. 0 V
      • Discuss
    • 2. In a series circuit, larger resistances drop larger voltages.

    • Options
    • A. True
    • B. False
      • Discuss
    • 3. 
      If four 9 V batteries are connected series-aiding, the total voltage is 36 V.

    • Options
    • A. True
    • B. False
      • Discuss
    • 4. What is the magnitude of the phase angle between the source voltage and current when a 100 mH inductor with an inductive reactance of 6 kΩ and a 1 kΩ resistor are in series with a source?

    • Options
    • A. 0.1°
    • B. 9.0°
    • C. 61.0°
    • D. 81.0°
      • Discuss
    • 5. What is the true power of a 24 Vac parallel RL circuit when R = 45 Ω and XL = 1100 Ω?

    • Options
    • A. 313.45 W
    • B. 12.8 W
    • C. 44.96 W
    • D. 22.3 W
      • Discuss
    • 6. A damaged resistor

    • Options
    • A. may appear burned
    • B. may have an increased resistance value
    • C. may be checked with an ohmmeter
    • D. All of the above
      • Discuss
    • 7. Ohm's law is a relationship between

    • Options
    • A. voltage, current, and time
    • B. power, current, and resistance
    • C. resistance, time, and current
    • D. voltage, current, and resistance
      • Discuss
    • 8. What three subcircuits does a phase locked loop (PLL) consist of?

    • Options
    • A. phase comparator, comparator, and VCO
    • B. phase comparator, bandpass filter, and VCO
    • C. phase comparator, bandpass filter, and demodulator
    • D. phase comparator, low-pass filter, and VCO
      • Discuss
    • 9. A noninverting closed-loop op-amp circuit generally has a gain factor:

    • Options
    • A. less than one
    • B. greater than one
    • C. of zero
    • D. equal to one
      • Discuss
    • 10. What is the average voltage when a rectangular wave's base line voltage is 20 V, its peak-to-peak voltage is 50 V, and its duty cycle is 20%?

    • Options
    • A. 26 V
    • B. 30 V
    • C. 40 V
    • D. 45 V
      • Discuss

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