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In Wein’s bridge, the output frequency is determined by __________

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In Wein’s bridge, the output frequency is determined by __________

(a) RLC combination

(b) LC combination

(c) RC combination

(d) RL combination

The question was posed to me by my college professor while I was bunking the class.

The doubt is from Advanced Problems on Measurement of Inductance using AC Bridges in portion Measurement of Inductance and Capacitance of Electrical Measurements

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The correct choice is (c) RC combination

Explanation: The frequency of Wien Bridge is given by

f = \(\frac{1}{2π(R_1 R_2 C_1 C_2 )^{0.5}}\) Hz

∴ The output frequency is determined by the RC combinations.

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