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Home ‣ Digital Electronics ‣ Interfacing to the Analog World See What Others Are Saying!
  • Question

  • Which of the equations below expresses the voltage gain relationship for an operational amplifier?


  • Options
  • A. Vout = Vin/Av
  • B. Vout/Vin = Rout/Rin
  • C. Vin/Vout = Rout/Rin
  • D. Vout/Vin = ?Rf/Rin

  • Correct Answer
  • Vout/Vin = ?Rf/Rin 

    • More questions

    • 1. When does the output of a NOR gate = 0?

    • Options
    • A. Whenever a 0 is present at an input
    • B. Only when all inputs = 0
    • C. Whenever a 1 is present at an input
    • D. Only when all inputs = 1
      • Discuss
    • 2. The 7447 has a 4-bit BCD input, seven individual active-LOW outputs, and a ripple blanking input and output.

    • Options
    • A. True
    • B. False
      • Discuss
    • 3. The terminal marked A on the CTR block in the given figure is the SET terminal.


    • Options
    • A. True
    • B. False
      • Discuss
    • 4. The step rate of the simulation of a stepper motor is probably ________ the actual stepper motor.

    • Options
    • A. slower than
    • B. more than
    • C. almost the same as
    • D. exactly the same as
      • Discuss
    • 5. PMOS and NMOS are commonly used for small memories and microprocessors.

    • Options
    • A. True
    • B. False
      • Discuss
    • 6. A TOGGLE input to a J-K flip-flop causes the Q and outputs to switch to their opposite state.

    • Options
    • A. True
    • B. False
      • Discuss
    • 7. The SUBDESIGN section defines the input and output of the logic circuit block.

    • Options
    • A. True
    • B. False
      • Discuss
    • 8. A logic pulser is used to determine the level of floating in a circuit.

    • Options
    • A. True
    • B. False
      • Discuss
    • 9. ASIC stands for:

    • Options
    • A. advanced speed integrated circuit.
    • B. advanced standard integrated circuit.
    • C. application specific integrated circuit.
    • D. application speedy integrated circuit.
      • Discuss
    • 10. A 5-bit asynchronous binary counter is made up of five flip-flops, each with a 12 ns propagation delay. The total propagation delay (tp(tot)) is ________.

    • Options
    • A. 12 ms
    • B. 24 ns
    • C. 48 ns
    • D. 60 ns
      • Discuss

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