If resistance is 20 ohms and inductance is 27 in a RL series circuit, then time constant of this circuit will be

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If resistance is 20 ohms and inductance is 27 in a RL series circuit, then time constant of this circuit will be

  1. 0.001 s
  2. 0.1 s
  3. 10 s
  4. 100 s

Correct answer: 2. 0.1 s

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