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In the LC circuit shown below, the curre...

In the LC circuit shown below, the current is in direction as shown and the charges on the capacitor plates have the sign as shown. At this instant

A

l is increasing and Q is increasing

B

l is increasing and Q is decreasing

C

l is decreasing and Q is increasing

D

l is decreasing and Q is decreasing

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The correct Answer is:
B
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AAKASH INSTITUTE ENGLISH-ALTERNATING CURRENT -Assignment (Section - A) ( Objective Type Questions ( One option is correct))
  1. The phase difference between voltage and current in series L-C circu...

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  2. A charged capacitro and an inductor are connected in series. At time ...

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  3. In the LC circuit shown below, the current is in direction as shown an...

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  4. The electrical analog of a spring constant k is

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  5. A 16 mu F capacitor is charged to a 20 Volt potential. Battery is then...

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  6. An LC series circuit has an oscillation frequency f. Two isolated indu...

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  7. In oscillating Lc circuit, the total stored energy is U and maximum ch...

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  8. The resonance frequency of a certain RLC series circuit is omega(0) . ...

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  9. A variable inductor inductor is connected to an AC source. When induc...

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  10. In series LCR AC circuit, the voltage of the source at any instant is ...

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  11. In a series RLC circuit, if the frequency is increased to a very large...

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  12. A series LCR circuit, has equal resistance capacitive reactance. What ...

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  13. Consider an ac circuit where an incandescent light bulb is in series ...

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  14. the following option is correctfor an ideal capacitor connected to a s...

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  15. A power outlet puts out 60 Hz AC. Which of the following statements is...

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  16. The ideal meter shown in figure read rms current and voltage. The aver...

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  17. A transformer is used to light a 100W and 110V lamp form a 220V mains....

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  18. In a series lags the applied emf. The rate at which energy is dissipat...

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  19. The core of a transformer is laminated to reduce

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  20. The primary coil of an ideal transformer has 100 turns and the seconda...

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