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Home Electronics Special-Purpose Op-Amp Circuits Comments

  • Question
  • This circuit is a setup for an antilog amplifier a constant-current source an instrumentation amplif

    This circuit is a setup for


  • Options
  • A. an antilog amplifier
  • B. a constant-current source
  • C. an instrumentation amplifier
  • D. an isolation amplifier

  • Correct Answer
  • an instrumentation amplifier 


  • Special-Purpose Op-Amp Circuits problems


    Search Results


    • 1. 

      Which circuit is known as a voltage-to-current converter?


    • Options
    • A. a
    • B. b
    • C. c
    • D. d
    • Discuss
    • 2. When using an OTA in a Schmitt-trigger configuration, the trigger points are controlled by

    • Options
    • A. the Iout
    • B. the IBIAS
    • C. the Vout
    • D. both Iout and IBIAS
    • Discuss
    • 3. 

      This circuit is a setup for


    • Options
    • A. an antilog amplifier
    • B. a constant-current source
    • C. an instrumentation amplifier
    • D. an isolation amplifier
    • Discuss
    • 4. 

      Refer the given circuits. Which circuit is known as an OTA?


    • Options
    • A. a
    • B. b
    • C. c
    • D. d
    • Discuss
    • 5. The primary function of the oscillator in an isolation amplifier is to

    • Options
    • A. convert dc to high-frequency ac
    • B. convert dc to low-frequency ac
    • C. rectify high-frequency ac to dc
    • D. produce dual-polarity dc voltages for the input to the demodulator
    • Discuss
    • 6. How do fixed resistors usually fail?

    • Options
    • A. slowly over time
    • B. by increasing their value
    • C. by becoming an open circuit
    • D. by increasing their value and becoming an open circuit
    • Discuss
    • 7. What resistor type is found in SIPs and DIPs?

    • Options
    • A. metal film
    • B. wirewound
    • C. metal oxide
    • D. thick film
    • Discuss
    • 8. Resistors are identified as to wattage by:

    • Options
    • A. size
    • B. color code
    • C. types of materials
    • D. internal construction
    • Discuss
    • 9. A color code of orange, orange, orange is for what ohmic value?

    • Options
    • A. 22 kilohms
    • B. 3300 ohms
    • C. 44000 ohms
    • D. 33 kilohms
    • Discuss
    • 10. How many amps are used by a 100 watt, 120 volt light bulb?

    • Options
    • A. 1.2 amps
    • B. 12000 amps
    • C. 830 mA
    • D. 12 amps
    • Discuss


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