An alternating e.m.f. of 100V (rms) is a...

An alternating e.m.f. of `100V` (rms) is applied to a series LCR circuit. At resonance, the potential difference across the inductance and across the capacitance is `400V` each. The potential difference across the resistance will be

`100V`

`400V`

`800V`

zero

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