Physics · 2021
JEE Main · 27 July 2021, Shift 2 · Q18
A 100 Ω resistance, a 0.1 μ F capacitor and an inductor are connected in series across a 250 V supply at variable frequency. Calculate the value of…
A $\displaystyle 100 \Omega$ resistance, a $\displaystyle 0.1 \mu \mathrm{~F}$ capacitor and an inductor are connected in series across a $\displaystyle 250$ V supply at variable frequency. Calculate the value of inductance of inductor at which resonance will occur. Given that the resonant frequency is $\displaystyle 60$ Hz.
Official answer
(2)
70.$\displaystyle 3$ H
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JEE Main 2021 Physics question, with the answer from NTA’s final answer key. Where our answers come from.