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Two dissimilar bulbs are connected in series, which bulb will be brighter

MSCERT Class 10 General Science Ch4 The Electric Spark


Best Answer:  Because they are in series, they have the same current.

Power (brightness) = I²R. Since I (and therefore I²) are the same the brighter one is the one with the higher resistance
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both the bulbs will glow in same bright as in series connection same amount of current flows to all the devices
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