Question
Download Solution PDFWhen one joule of energy is consumed in one second, then the power used is said to be?
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFCONCEPT:
- Electric Power: The rate at which electrical energy is dissipated into other forms of energy is called electrical power i.e.,
Where V = Potential difference, R = Resistance and I = current.
EXPLANATION:
- Mathematically power can be written as,
If, W = 1 J and t = 1 sec, then P = 1 watt
- Thus the power of an electric circuit is said to be one watt or 1 ampere - volt if one joule of energy is consumed in one second. Therefore option 1 is correct.
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