What is the commercial unit of electric energy?

  • A
    Joule
  • B
    Watt
  • C
    Kilowatt-hour (kWh)
  • D
    Volt

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Similar Questions

Two electric bulbs $A$ and $B$ are marked $220\, V, 60\, W$ and $220\, V, 100\, W$ respectively. Which one of the two has greater resistance?

$A$ series circuit has only one conducting path for the electrons that move through it; a parallel circuit has multiple conducting paths.

Which of the following formulas represents voltage $(V)$?

What is the minimum resistance which can be made using five resistors each of $1/5\,\Omega$?

Nichrome is used to make the element of an electric heater. Why?

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