A series LCR circuit with R=20`Omega` , L=1.5 H and C=35`muF` is connected to a variable frequency 200 V ac supply. When the frequency of the supply e

Question

A series LCR circuit with R=20`Omega` , L=1.5 H and C=35`muF` is connected to a variable frequency 200 V ac supply. When the frequency of the supply e

A series LCR circuit with R=20`Omega` , L=1.5 H and C=35`muF` is connected to a variable frequency 200 V ac supply. When the frequency of the supply equals the natural frequency of the circuit, what is the average power transferred to the circuit in one complete cycle?

Monjur Alahi

8 views

2025-01-04 04:42

1 Answers

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Salim Ahmed Kawsar · Accepted Answer · 2023-02-05T15:29:48+06:00

Salim Ahmed Kawsar

When natural frequency and supply frequency and supply frequency are equal, resonance occurs.
`thereforeX_L=X_CthereforeZ=R`
`P=V^2/Z=V^2/R=(200times200)/20=2000 W`

8 views Answered 2023-02-05 15:29