Question

which is the application of series circuit ​

Answer 1

Series circuits can be used for any situation in which a single cable is used to supply power to a number of widely spaced lights or other devices. A series circuit uses a single cable with multiple resistors on it, explains Electrical Construction & Maintenance...

Answer 2

Series connection of light bulbs is very useful if you have a lot of low voltage bulbs to be powered from a much higher voltage. Much simpler than using a transformer. And the wire can be thinner.

Antique Christmas tree lights had 8 bulbs in series, with 15V ratings. If one burned out, they all went out, but it didn’t take long to check 8 bulbs.

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