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Q.

Is it true that when bulbs are connected in series then a lower power bulb glows brighter?


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a

True

b

False 

answer is A.

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Detailed Solution

The above statement is True.
When bulbs are connected in series then the current in the circuit is the same for all the resistors and since the lower power bulb has less resistance it glows brighter as compared to other bulbs with greater resistances because of the inverse relation between them according to the Ohm’s law. Hence, the given statement is True.
 
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