MHT CET 2024 Physics question

L = 2H, C = 5 mF and R = 12 are connected in series to an a.c. generator of frequency 50 Hz. then

Answer: (B)

Solution

In a series LCR circuit . At resonance , so (minimum, but not zero), which makes (B) correct and (A) wrong. The resonant frequency is $ = = = =

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Question ID VK-092563