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Alternating Current question

2024 · 1 Feb · Shift 1 · Q77
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Alternating Current question

2024 · 1 Feb · Shift 1 · Q77

JEE MainPhysicsAlternating CurrentMCQ+4 / −1
In series LCR circuit, the capacitance is changed from CCC to 4C4 C4C. To keep the resonance frequency unchanged, the new inductance should be:
  1. A
    increased by 2 L2 \mathrm{~L}2 L
  2. B
    reduced by 14 L\frac{1}{4} \mathrm{~L}41​ L
  3. C
    reduced by 34 L\frac{3}{4} \mathrm{~L}43​ L
  4. D
    increased to 4 L4 \mathrm{~L}4 L
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