a room heater is connected in serise with a 100w bulb.if the
100w bulb is replaced by a 40w bulb then the output of the
heater is increase/decrease/remain same?
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Answer Posted / sivakumar
out put of the heater decreases because 100watts bulb takes more power then 40 watts bulb. 100 watts produces more heat then 40 watts bulb.
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