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Network TheoryTransient Analysis

A series RL circuit has L=2 H and R=10 ohm. Its time constant is?

  • A0.05 s
  • B0.2 s
  • C5 s
  • D20 s
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Correct Answer: B. 0.2 s
Explanation: For an RL circuit, tau=L/R=2/10=0.2 s.
Reference: Standard network theory: RL time constant numerical
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