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  • Question

  • If the Wheatstone bridge is balanced in the given circuit, the voltage between points A and B (VAB)

    If the Wheatstone bridge is balanced in the given circuit, the voltage between points A and B (VAB) equals the source voltage (VS).


  • Options
  • A. True
  • B. False

  • Correct Answer
  • False 

    • More questions

    • 1. At resonance, the term bandwidth includes all frequencies that allow what percentage of maximum current to flow?

    • Options
    • A. 50
    • B. 62.3
    • C. 70.7
    • D. 95.3
      • Discuss
    • 2. Which of the following RAM timing parameters determine(s) its operating speed?

    • Options
    • A. tacc
    • B. taa and tacs
    • C. t1 and t3
    • D. trc and twc
      • Discuss
    • 3. What is the difference between mnemonic codes and machine codes?

    • Options
    • A. There is no difference.
    • B. Machine codes are in binary, mnemonic codes are in shorthand English.
    • C. Machine codes are in shorthand English, mnemonic codes are in binary.
    • D. Machine codes are in shorthand English, mnemonic codes are a high-level language.
      • Discuss
    • 4. Ohm's law describes the mathematical relationship between

    • Options
    • A. ohms, kilohms, and megohms
    • B. resistor size and resistor value
    • C. resistance, voltage, and current
    • D. none of the above
      • Discuss
    • 5. Select the best description of read-only memory (ROM).

    • Options
    • A. nonvolatile, used to store information that changes during system operation
    • B. nonvolatile, used to store information that does not change during system operation
    • C. volatile, used to store information that changes during system operation
    • D. volatile, used to store information that does not change during system operation
      • Discuss
    • 6. The joule is the unit for ___.

    • Options
    • A. energy
    • B. charge
    • C. time
    • D. frequency
      • Discuss
    • 7. Which of the following cannot actually move?

    • Options
    • A. majority carriers
    • B. ions
    • C. holes
    • D. free electrons
      • Discuss
    • 8. What are the unit and symbol for current?

    • Options
    • A. Ampere, A
    • B. Coulomb, I
    • C. Ampere, Q
    • D. Ampere, I
      • Discuss
    • 9. A compiler is a translation program that converts high-level instructions into a set of binary instructions (machine code) for execution.

    • Options
    • A. True
    • B. False
      • Discuss
    • 10. To ensure a high coefficient of coupling, all fixed transformers are usually wound on a(n) _____________.

    • Options
    • A. EI core
    • B. iron core
    • C. common core
    • D. CI core
      • Discuss

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