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two bolbs of 100w and 40w respectively connected in series
across a 230v supply.which bolb will glow bright and why?
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Answer Posted / dinesh dafare
40 w bulb is high resistance approximately 1322 ohms and
100 e bulb is low resistance approximately 529 ohms .
Hence in series circuit voltage divide and current same.
Hence current required to 40 w is less than 100w so 40 w bulb is brighter
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