Same current is flowing in two alternating circuits. The first circuit contains only inductance and the other contains only a capacitor. If the frequency of the e.m.f. of a.c. is increased, the effect on the value of the current will be
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a
Increases in both the circuits
b
increases in 1st circuit but decreases in 2nd circuits
c
Decreases in both the circuits
d
Decreases in first circuit and increases in the other
answer is D.
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Detailed Solution
In first circuitI1=EωL In second circuitI2=(E1/ωC)
Same current is flowing in two alternating circuits. The first circuit contains only inductance and the other contains only a capacitor. If the frequency of the e.m.f. of a.c. is increased, the effect on the value of the current will be