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What is the impedance of a series circuit containing a resistor (R) and an inductor (L) at a frequency (f)? (2020)

Practice Questions

1 question
Q1
What is the impedance of a series circuit containing a resistor (R) and an inductor (L) at a frequency (f)? (2020)
  1. R
  2. √(R² + (2πfL)²)
  3. R + 2πfL
  4. R - 2πfL

Questions & Step-by-step Solutions

1 item
Q
Q: What is the impedance of a series circuit containing a resistor (R) and an inductor (L) at a frequency (f)? (2020)
Solution: The impedance Z in a series RL circuit is given by Z = √(R² + (2πfL)²).
Steps: 0

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