A heater coil connected to a supply of a...

A heater coil connected to a supply of a 220 V is dissipating some power . `P_(1)` The coil is cut into half and the two halves are connected in parallel. The heater now dissipates a power . `P_(2)` Theratio of power `P_(1) : P_(2)` is

`2:1`

`1:2`

`1:4`

`4:1`

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