Correct Answer - Option 1 : 0.5 kHz
Concept:
The resonant frequency of a series RLC circuit is given by,
\({{f}_{r}}=\frac{1}{2\pi \sqrt{LC}}\)
Where fr is the resonant frequency
L is inductance
C is capacitance
Calculation:
Given that L = 100 mH, and C = 1 μF.
Resonant frequency will be:
\({{f}_{r}}=\frac{1}{2\pi \sqrt{100\times {{10}^{-3}}\times {{10}^{-6}}}}\)
fr = 0.5 kHz