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A parallel plate capacitor with circular...

A parallel plate capacitor with circular plates of radius R is being charged as shown. At the instant shown, the displacement current in the region between the plates enclosed between `( R)/(2)` and R is given by

A

`(3)/(4) i`

B

`(1)/(4) i`

C

`3i`

D

`(4)/(3) i`

Text Solution

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The correct Answer is:
A
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AAKASH INSTITUTE ENGLISH-ELECTROMAGNETIC WAVES-ASSIGNMENT SECTION - A Objective Type Questions
  1. According to Ampere's circuital law

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  2. The displacement current flows in the dielectric of a capacitor when t...

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  3. A parallel plate capacitor with circular plates of radius R is being c...

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  4. Figure shows a circular region of radius R in which uniform magnetic f...

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  5. The speed of electromagnetic waves depend upon

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  6. If E and B represent electric and magnetic field vectors of the electr...

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  7. An electromagnetic wave going through vacuum is described by E= E0 s...

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  8. Electromagnetic wave is deflected by

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  9. Which of the following travels with the speed of light ?

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  10. Red light differs from blue light in its

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  11. Which of the following has the largest wavelength?

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  12. Express velocity of electromagnetic wave in a material medium in terms...

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  13. Which of the following statement is incorrect about electromagnetic wa...

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  14. Which of the following have zero average value in a plane electromagne...

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  15. An electromagnetic wave is propagating in vacuum along z-axis, the ele...

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  16. The speed of em wave in the unit of 10^8m//s, in a medium of dielectri...

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  17. The magnetic field in plane electromagnetic wave is given by =2xx10^(-...

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  18. The dimensional formula of (1)/(2) epsilon(0) E^2 is (E = "electric fi...

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  19. Which of the following represents an infrared wavelength

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  20. Which of the following is not transported by electromagnetic waves?

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