 Solution

ID: past-exam-of-the-physics-2-paper-of-the-university-of-oxford/2022/8/b/ii/solution

Z = W

and the two voltage dividers have the same ratio. Thus

V_{oc} (ω_{0}) = 0, V_{A} (ω_{0}) = 0, I_{A} (ω_{0}) = 0.

This zero detector electric current is the operational condition used to find

R_{v}

and

ω_{0}

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