Engineering Board Exam Reviewer · RL Circuits · easy
In the series RL circuit shown, a 145 V (rms) source with =500 rad/s is connected to R=42, and L=80 mH. Find the magnitude of the total impedance.
- 82,
- 42,
- 58,
- 116,
Answer
C. 58,
Solution
XL= L=(500)(80 mH)=40, . |Z|=sqrt(R2+XL2)=sqrt((42, )2+(40, )2)=58, .
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