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In the figure shown i=10e^(-4t)A. Find V...

In the figure shown `i=10e^(-4t)`A. Find `V_L` and `V_(ab)`

Text Solution

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`V_L=+L(di)/(dt)=(2)d/(dt)(10e^(-4t))`
`=-80e^(-4t)`
Further, `V_a-iR-L(di)/(dt)=V_b`
`:. V_a-V_b=iR+L(di)/(dt)`
or `V_(ab)=(10e^(-4t))(4)-80e^(-4t)`
`=-40e^(-4t)`
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