In series LCR circuit `R = 18 Omega` and impedence is `33 Omega`. An arms voltage `220 V` is applied across the circuit . The true power consumed in A

Question

In series LCR circuit `R = 18 Omega` and impedence is `33 Omega`. An arms voltage `220 V` is applied across the circuit . The true power consumed in A

In series LCR circuit `R = 18 Omega` and impedence is `33 Omega`. An arms voltage `220 V` is applied across the circuit . The true power consumed in AC circuit is
A. `220 W`
B. `400 W`
C. `600 W`
D. `800 W`

Monjur Alahi

4 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

Correct Answer - D
Given , `R = 18 Omega, Z = 33 Omega, V_(rms) = 220 V`
The power consumed in an Ac, circuit is given as,
`P = e_(rms),i_(rms), cos phi . (e_("rms"))/(Z). (R )/(Z)`
`= (220 xx 220 xx 18)/(33 xx 33) = 20 xx 20 xx 2 = 800W`

4 views Answered 2023-02-05 15:29