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In an L-C circuit shown in figure C=1F...

In an L-C circuit shown in figure
C=1F, L=4H
At time t=0, charge in the capacitor is 4C and it is decreasing at a rate of `sqrt5 C//s`

Choose the correct option

A

maximum current in the circuit is 4A

B

When current is half its maximum value, charge in capacitor is less than is maximum value

C

Both a and b are correct

D

Both a and b are wrong

Text Solution

Verified by Experts

The correct Answer is:
B
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Knowledge Check

  • In an LC circuit shows in Fig. C = 1 F , L = 4 H . At time t = 0 , charge in the capacitor is 4 C and it is decreasing at the rate of sqrt(5) C s^(-1) . Choose the corrent statement.

    A
    Maximum charge in the capacitor can be `6 C`
    B
    Maximum charge in the capacitor can be `8 C`
    C
    Charge in the capacitor will be maximum after time `3 sin^(-1) (2//3) s`
    D
    None of these

  • In the L-C-R circuit as shown in figure,

    A
    Current will lead the voltage
    B
    Runs value of current is 20 A
    C
    Power factor of the circuit is `1/sqrt 2`
    D
    Voltage drop across resistance is 200 V

  • In the circuit shown in figure, C=6muF The charge stored in capacitor of capacity C is

    A
    zero
    B
    `90muC`
    C
    `40muC`
    D
    `60muC`

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