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Home ‣ Electronics ‣ Voltage and Current Comments
  • Question

  • If an electrical system is compared to a fluid system, the electrical current corresponds to the:


  • Options
  • A. pressure
  • B. pump
  • C. water wheel
  • D. water flow

  • Correct Answer
  • water flow 

    • Voltage and Current problems

    Search Results

    • 1. One coulomb passing a point in one second is one:

    • Options
    • A. ampere
    • B. volt
    • C. ohm
    • D. charge
      • Discuss
    • 2. A voltage will influence current only if the circuit is:

    • Options
    • A. open
    • B. insulated
    • C. high resistance
    • D. closed
      • Discuss
    • 3. A lead-acid battery is an example of a

    • Options
    • A. solar cell
    • B. fuel cell
    • C. primary battery
    • D. secondary battery
      • Discuss
    • 4. What type of switch is this?


    • Options
    • A. push button
    • B. SPST
    • C. DPDT
    • D. SPDT
      • Discuss
    • 5. Current equals:

    • Options
    • A.
    • B. coulombs × time
    • C.
    • D. voltage × time
      • Discuss
    • 6. What do you call a diagram that shows the electrical connections of a circuit's components?

    • Options
    • A. A schematic diagram
    • B. A pictorial diagram
    • C. A block diagram
    • D. An electrical diagram
      • Discuss
    • 7. Which part of an atom has no electrical charge?


    • Options
    • A. Electron
    • B. Neutron
    • C. Proton
    • D. All of the above
      • Discuss
    • 8. A voltmeter is used:

    • Options
    • A. to measure current
    • B. in series with the circuit
    • C. in parallel with the circuit
    • D. to measure coulombs
      • Discuss
    • 9. Which unit of charge contains 6.25 × 1018 electrons?

    • Options
    • A. An ampere
    • B. A coulomb
    • C. A volt
    • D. A joule
      • Discuss
    • 10. Which voltage source converts chemical energy to electrical energy?

    • Options
    • A. Electrical generator
    • B. Battery
    • C. Solar cell
    • D. Electronic power supply
      • Discuss

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