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When three identical bulbs of 60 watt, 200 voltrating are connected in series to a 200 voltsupply, the power drawn by them will bea), 20 watt49.(b) 60 watt(d) 10 watt(2004)180 watt |
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Answer» 1/p= 1/p+1/p+1/p=3/pas P is 60 so consumed power= 60/3= 20 but bulbs are connected in series ?? |
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