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In L-C-R series circuit...

In `L-C-R` series circuit

A

current may achieve same value for two different value of frequency

B

current can not achieve same value for two different values of frequency

C

current is maximum for a maximum value of frequency

D

none of these

Text Solution

Verified by Experts

The correct Answer is:
a
`I` is same for two values of frequency namely `f_(1)` and `f_(2)`
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Knowledge Check

  • Which increase in frequency of an AC supply , the impedance of an L-C-R series circuit

    A
    remians constant
    B
    increases
    C
    decreases
    D
    decreases at first, becomes minimum and then increases

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    A
    the voltage across R is zero
    B
    the voltage across R equals applied voltage
    C
    the volatage across C is zero
    D
    the voltage across C equals applied voltage

  • In L-C-R series AC circuit,

    A
    If `R` is increased, then current will decrease
    B
    If `L` is increased, then current will decrease
    C
    If `C` is increased, then current will increase
    D
    If `C` is increased, then current will decrease

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