electric circuit

Differential Equations - Elementary Application

Submitted by agentcollins on August 21, 2016 - 10:17pm

Electric Circuits

Please solve completely. Thank you.

An RL circuit has the following values: R=550 ohms, L=4 henrys and Esub0=110 volts. If i(0)= 0 in the circuit, when does the current reach 90% of its limiting value?

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