The resistance of a rl circuit

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Reference no: EM1312245

Question1. In a certain RL time constant circuit, it takes 135 msec for the current to reach maximum after the switch is closed. If the inductance is 4 henrys, what is the value of circuit resistance?

  • 670 ohms
  • 0.670 ohms
  • 148 ohms
  • 0.148 ohms

Reference no: EM1312245

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