Circuits 9.5: Additional Problem 6

Description

The circuit with a battery, an unknown inductor, and an unknown resistor evolves in time after the switch is closed.  The graph displays the current flowing from the battery after the switch is closed.

Question

  What is the time constant of the circuit? Start

Answer

 0.0009 s.

Reference

 See Giancoli-PA: 21-11, Giancoli-SE: 30-4.

Credits

Physlet problem authored by Mario Belloni.

2000 by Prentice-Hall, Inc. A Pearson Company