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In L-C oscillator circuit inductor ………....

In L-C oscillator circuit inductor ……….

A

having high resistance

B

having zero inductance

C

having zero ohmic resistance (ideally)

D

none of these

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The correct Answer is:
C
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KUMAR PRAKASHAN-ALTERNATING CURRENTS -SECTION-D MCQs (DARPAN BASED ON TEXTBOOK)
  1. In LC oscillator circuit, at t = 0, ……

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  2. In L-C oscillator circuit ………..

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  3. In L-C oscillator circuit inductor ……….

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  4. At t = 0, time in L-C oscillator circuit …….

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  5. In R-C circuit when charge on the plate of the capacitor is increasing...

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  6. In an L-C oscillator circuit having a completely charged capacitor, wi...

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  7. Time taken from zero to maximum for an A.C. voltage of frequency 50Hz ...

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  8. Initially conditions of L-C oscillator circuit ……….

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  9. In R-C circuit when charge on the plate of the capacitor is increasing...

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  10. In oscillator circuit, presence of .........are necessary

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  11. Generally, core of transformer is made up of ……...

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  12. Which of following quantities remains constant in transformer ?

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  13. Working of a transformer is based upon principle of …...

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  14. If NP and NS are respectively no. of turns in primary and secondary co...

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  15. Transformation ratio of one transformer is 1:2. If Leclanche cell havi...

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  16. 240 A.C. mains supply is given to one transformer which draws 0.7 A fr...

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  17. If the coils of a transformer are made up of thick wire, then ...

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  18. Which device is used to increase or decrease A.C. voltage ?

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  19. A step up transformer has transformation ratio of 3: 2. What is the vo...

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  20. A step-up transformer operates on a 230V line and supplies 2A to a loa...

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