Electronics - RLC Circuits and Resonance - Discussion

Discussion Forum : RLC Circuits and Resonance - General Questions (Q.No. 4)
4.
How much current will flow in a 100 Hz series RLC circuit if VS = 20 V, RT = 66 ohms, and XT = 47 ohms?
1.05 A
303 mA
247 mA
107 mA
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
17 comments Page 1 of 2.

Saranya p.m said:   1 decade ago
Please give me the solutions of these kinds of problems.

Asdfghj said:   1 decade ago
I = Vs/(Rt^2+Xt^2)

I= 20/(66^2+47^2) = 246.88mA = 247mA

Vimal said:   1 decade ago
v/sqrt(R2+X2)

Mani said:   1 decade ago
Vimal is ryte.

Hussain said:   1 decade ago
RT = 66 ohms which is a total resistance of circuit.
XT = 47 ohms whihc is a total reactance of Xc and XL.

z = sqrt(R2 + X2)

I = Vs / z;

Geetha naresh said:   1 decade ago
Good answer.

Anila said:   1 decade ago
Vs=IZ
Z=SQRT(R^2+Xt^2);
Z=81.0246;
I=Vs/Z;
I=20/81.0246;
I=246mA...

Science mani said:   1 decade ago
I=Vs/Z;

Z=sqrt(R^2+X^2);
(1)

Krupa said:   1 decade ago
Z = sqrt((66^2)+(47^2)).
Z = 81.024 ohms.

V = IZ.
I = V/Z = 20/81.024 = 0.24684 = 246.84mA = 247mA.
(2)

ANAMIKA said:   1 decade ago
I = V/Z.
I = 20/sqrt(66^2+47^2).
I = 0.24684 apro.
I = ~247mA.
(3)


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