Odisha Board Solutions for Chapter: Wave Optics and Interference, Exercise 1: Multiple Choice Questions

The maximum electric field intensity in an electromagnetic wave is $E_0= 1.8\times {10}^{-1} {\mathrm{Vm}}^{-1}$. What is the maximum magnetic flux density $B_0$?

The electric field amplitude of an electromagnetic wave is $E_0$. The energy density is:

When a plane electromagnetic wave enters from one medium to another, which of the following remains unchanged?

Which of the following has the longest wavelength?

Which of the following e.m. waves are used in telecommunications?

The speed of electromagnetic wave in vacuum is

Which of the following waves has the least frequency?

What is the dimension of ${}_0{}^N\epsilon _0$?