Two bulbs of 100 W and 40 W are connected in series. The current through the 100 W bulb is 1A. The current through the 40 W bulb will be

0.4 A

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0.6 A

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0.8 A

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1 A

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Solution

The correct option is D $1 A$
As the resistances are connected in series , same current will pass through them.

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