Q.
An inductor, a resistor and a capacitor are joined in series with an AC source. As the frequency of the source is slightly increased from a very low value, the reactance
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a
Of the inductor increases
b
Of the resistor increases
c
Of the capacitor increases
d
Of the circuit increases
answer is A.
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Detailed Solution
The reactance of inductor,XL=ωL The reactance of inductorXC=1ωC whereω=2πn&n is the frequency of A.C source.
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