Home
Class 12
PHYSICS
The relative permittivity of water is...

The relative permittivity of water is ________

A

`epsi_(r)=70`

B

`epsi_(r)=75`

C

`epsi_(r)=80`

D

`epsi_(r)=85`

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Similar Questions

Explore conceptually related problems

Electromagnetic waves travel in a medium at a speed of 2.0xx10^(8)ms^(-1) . The relative permeability of the medium is 1.0. Find the relative permittivity.

The relative refractive index of water with respect to air is 4/3. Then relative refractive index of air with respect to water is

The equation for permittivity of medimum is

(I) : mu = sqrt((mu_(r ))/(epsilon_(r ))) where mu rarr refractive index of the medium , mu_(r ) rarr relative permeability of the medium , epsilon_(r ) rarr relative permittivity of the medium. (ii): By Ampere's circuital law. underset(s_(i))(oint) vec(B)cdot d vec(l) = mu_(0) I_(C ) which one is incorrect?.

If the relative permeability and relative permitivitty of the medium is 1.0 and 2.25, respectively. Find the speed of the electromagnetic wave in this medium.