﻿ An L C R circuit has L = 10 mH,  connected in series to a source of  volt. Calculate the current-amplitude and the average power dissipated per cycle at a frequency 10% lower than the resonant frequency.  : Kaysons Education

# An L C R circuit Has L = 10 mH,  connected In Series To A Source Of  volt. Calculate The Current-amplitude And The Average Power Dissipated Per Cycle At A Frequency 10% Lower Than The Resonant Frequency.

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## Question

### Solution

Correct option is

0.704 A, 0.744 W

The resonant frequency is

.

The frequency 10% lower than this is

.

At this frequency, we have

And

impedance,

Now, the current amplitude is

Average power dissipated is

Here

.

#### SIMILAR QUESTIONS

Q1

capacitor, a 0.3-H inductor and a  resistor are connected in series with a 120-60Hz a.c. source. Calculate the impedance of the circuit.

Q2

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Q3

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Q6

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Q8

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Q10

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