(Ill) After how many time constants does the current in

Chapter 26, Problem 51P

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QUESTION:

(III) After how many time constants does the current in Fig.  reach within , and  of its maximum value?

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QUESTION:

(III) After how many time constants does the current in Fig.  reach within , and  of its maximum value?

ANSWER:

Step-by-step solution

Step 1 of 4

The electric current in RL circuit is the function of time

         

If time constant is

        

The current function becomes

        

         

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