The shown circuit has operated for a long time. Immediately after switch S is opened, what is the voltage Vₗ across the inductor, and which end A or B is at higher potential? Take R₁=4 Ω, R₂=8 Ω and L=2.5 H.
Physics · AC Circuits
The shown circuit has operated for a long time. Immediately after switch S is opened, what is the voltage Vₗ across the inductor, and which end A or B is at higher potential? Take R₁=4 Ω, R₂=8 Ω and L=2.5 H.

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