Science, asked by kococoblingsell9324, 1 year ago

Derive the SI unit of power. An electric bulb is rated 15 watts. What does it mean?What is the energy consumed in joules if it is used for 10 minutes .

Answers

Answered by p0r1

The SI unit of power is watt (W).
An electric bulb is rated 15 watts. It means that an electric bulb is consuming energy at the rate of 15 Joules/sec.
Here, P=15W
t=10 min=600sec
:.P=W/t
15=W/600
W=15×6oo=9000Joules

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