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a filament lamp designed to work at a potential difference 250v has power 100w what will be the power of this lamp when connected to a 100v supply ? |
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Answer» ANSWER: 40w Explanatioansn:if LAMP TAKE 250V and 100w When lamp take 100v and x w •: 100×100/250=x which will be 40w Sorry for bad English |
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