ExamVeda
Login
Home

A 1 2 k resistor is in series with a 15...

This question belongs to Electrical Engineering RL Circuits
RL Circuits
?

A 1.2 kΩ resistor is in series with a 15 mH coil across a 10 kHz ac source. The magnitude of the total impedance is

Answer & Solution
Correct Answer: Option B
Let's discuss the solution. Join the discussion
Examveda
Question posted by Examveda
Community

Join the Discussion

1 Comment
Wijdan Nuaimat
Wijdan Nuaimat 5 years ago
Xl=2ևfL=942
Z=1.2*1000+j942
The magnitude is square root of 1200^2+942^2
Keep Learning

Related Questions on RL Circuits

If the frequency is halved and the resistance is doubled, the impedance of a series RL circuit
A. Doubles B. Halves C. Remains constant D. Cannot be determined without values
A filter passes certain frequencies and rejects others.
A. True B. False
When the frequency of the voltage applied to a series RL circuit is decreased, the impedance decreases
A. True B. False
When the frequency is decreased, the impedance of a parallel RL circuit
A. Increases B. Decreases C. Remains constant D. Is not a factor
More Related Questions on RL Circuits