Microscopic View of Current Video Lessons

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Problem: At t = 0 s, the current in the circuit in the figure is I0. At what time is the current ½ I0? Express your answer with the appropriate units.

FREE Expert Solution

Equivalent resistance for resistors in series:

Req=R1+R2+...+Rn

For an LR circuit, the variation of current as a function of time is:

I(t)=I0e-tz

Equivalent resistance in the circuit:

Req = 200 + 100 = 300Ω

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Problem Details

At t = 0 s, the current in the circuit in the figure is I0. At what time is the current ½ I0? Express your answer with the appropriate units.

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