Q.
An ac source is connected to a capacitor. The current in the circuit is I. Now a dielectric slab is inserted into the capacitor, then the new current is
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a
Equal to 1
b
More than 1
c
Less than 1
d
Sometimes more and sometimes less than 1
answer is B.
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Detailed Solution
More than I Because when capcitance is increased reactance and hence impedance of the circuit decreases which results increase in current.
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