A) 30o
B) 90o
C) 45o
D) 0o
Correct Answer: C
Solution :
\[\tan \varphi =\frac{{{X}_{L}}}{R}=\frac{2\pi \nu L}{R}=\frac{2\pi \times \frac{200}{2\pi }\times 1}{200}=1\Rightarrow \varphi ={{45}^{o}}\]You need to login to perform this action.
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