The phase difference between voltage V and current I in a series RLC circuit is $ϕ$ when angular frequency $ω = ω_{0} + \frac{R}{2 L}$ is applied where $ω_{0}$ is resonant angular frequency. What is the value of $ϕ$ in radians ? (Take $π = 3.142$ ).
Answer:
0.78
Solution:
$cos ϕ = \frac{R}{Z}$

Question

The phase difference between voltage V and current I in a series RLC circuit is $ϕ$ when angular frequency $ω = ω_{0} + \frac{R}{2 L}$ is applied where $ω_{0}$ is resonant angular frequency. What is the value of $ϕ$ in radians ? (Take $π = 3.142$ ).

Answer:

0.78

Solution:

$cos ϕ = \frac{R}{Z}$

TestHub · Accepted Answer

cos ϕ = Z R ​

Physics - Current Electricity Question with Solution | TestHub

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