jee-main 2024 Q15

jee-main · India · session1_01feb_shift1 Not Maths

In series LCR circuit, the capacitance is changed from $C$ to $4C$. To keep the resonance frequency unchanged, the new inductance should be:
(1) reduced by $\frac { 1 } { 4 } L$
(2) increased by $2L$
(3) reduced by $\frac { 3 } { 4 } L$
(4) increased to $4L$

In series LCR circuit, the capacitance is changed from $C$ to $4C$. To keep the resonance frequency unchanged, the new inductance should be:\\
(1) reduced by $\frac { 1 } { 4 } L$\\
(2) increased by $2L$\\
(3) reduced by $\frac { 3 } { 4 } L$\\
(4) increased to $4L$

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