1.

A series LCR circuit is tuned to resonance. The impedance of the circuit now is

Answer»

`[R^(2)+(OMEGAL-(1)/(OMEGAC))^(2)]^(1//2)`
`[R^(2)+(omegaL+(1)/(omegaC))^(2)]^(1//2)`
`[R^(2)+((1)/(omegaC)-omegaL)^(2)]^(1//2)`
R

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