Question 2 - MCQs from (Past Year Papers & NCERT Exemplar) - Chapter 12 Class 10 - Electricity

Last updated at April 16, 2024 by

Unit of electric power may also be expressed as:

(a) Volt-ampere

(b) Kilowatt-hour

(c) Watt-second

(d) Joule-second

 

Answer:

Electric power, P is expressed as:

P = V*I

Where,

  • V is voltage measured in volts.
  • I is current measured in ampere.

Therefore, electric power can be expressed as volt-ampere.

So, the correct answer is (a).

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