R1 R2 Δν Voltage- controlled switch V) AV. a AV. AV E 2AV 3 Δν 3 -T- b Figure P27.51 +
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The switch in P27.51a closes when ΔVc > (2)/(3) ΔV and opens when ΔVc < (1)/(3) ΔV. The ideal voltmeter reads a potential difference as plotted in P27.51b. What is the period T of the waveform in terms of R1, R2, and C?
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