in an experiment, a student was asked to increase a brightness of the bulb which has a resistor connected in series to it. without removing his resistor, what will he/she should do?
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If d area of cross section of d wire is increased d resistance will decrease which will in turn increase d brightness of d bulb.
sabarikarthick:
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1
He should connect the bulb in parallel to the resistor
if he connects the resistors in parallel he would have to move the resistor
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