In the `LCR` circuit shown in figure unknown resistance and alternating voltage source are connected.When swith `S` is closed then there is a phase difference of `pi/4` between current and applied voltage and voltage across resister is `100/sqrt2 V`.When switch is open current and applied voltage are in same phase.Neglecting resistance of connecting wire answer the following questions : Peak voltage of applied voltage sources is: A. `200sqrt2 V`B. `100 V`C. `100sqrt2 V`D. `100/sqrt2 V`

In the `LCR` circuit shown in figure unknown resistance and alternatin

1.	In the `LCR` circuit shown in figure unknown resistance and alternating voltage source are connected.When swith `S` is closed then there is a phase difference of `pi/4` between current and applied voltage and voltage across resister is `100/sqrt2 V`.When switch is open current and applied voltage are in same phase.Neglecting resistance of connecting wire answer the following questions : Peak voltage of applied voltage sources is: A. `200sqrt2 V`B. `100 V`C. `100sqrt2 V`D. `100/sqrt2 V`
Answer» Correct Answer - C

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