Physics
WAEC 2009
An inductor of inductance 1.0H is connected in series with a capacitor of capacitance 2.0\(\mu F\) in an a.c. circuit. to resonate
-
A.
112.5Hz
-
B.
225.0Hz
-
C.
323.5Hz
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D.
707.1Hz
Correct Answer: Option A
Explanation
fo = \(\frac{1}{2 \pi \sqrt{LC}} = \frac{1}{2 \times 3.14 \sqrt{1 \times 2 \times 10^{-6}}}\)
= 112.5Hz
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