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An electric bulb is marked 100 W, 250 V....

An electric bulb is marked 100 W, 250 V. What information does this convey?

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Given : 100 W, 250 V.
Information:
(1) It conveys that when the bulb is connected to a 250 V supply it consumes 100 J of energy in 1 second or 100 W power.
(2) It will work at its maximum capacity at 250 V.
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