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KCET2024PhysicsAlternating Current

In an L-C-R series circuit, the value of only capacitance C is varied. The resulting variation of resonance frequency f₀ as a function of C can be represented as

Correct answer

2

Step-by-step solution

Resonance frequency in L-C-R series circuit, f₀= 1 2 L C f₀ 1 C i.e. f₀ decreases with C , hence graph shown in option (3) is correct.

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