Electromagnetic Waves questions
212 published questions with worked solutions.
- Arrange the following electromagnetic radiations per quantum in the order of increasing energy : A : Blue light B : Yellow light...
- An EM wave from air enters a medium. The electric fields are E _1 = E_ 01 x [2 ( z c -t ) ] in air and E _2 = E_ 02 x [k(2z-ct)]...
- A plane electromagnetic wave of wavelength has an intensity I. It is propagating along the positive Y-direction. The allowed...
- A plane electromagnetic wave travels in free space along the x-direction. The electric field component of the wave at a...
- The wavelength of the carrier waves in a modern optical fiber communication network is close to:
- The magnetic field of an electromagnetic wave is given by B = 1.6 10^ -6 (2 10^ 7 z + 6 10^ 15 t)(2 i + j) Wb m ^2 . The...
- A monochromatic beam of light has a frequency v = 3 2 10^ 12 Hz and is propagating along the direction i + j 2 . It is polarized...
- A plane polarized monochromatic EM wave is traveling a vacuum along z direction such that at t = t_1 it is found that the...
- The electric field of a plane electromagnetic wave is given by E = E_0 i (kz) ( t). The corresponding magnetic field B is then...
- The energy associated with electric field is (U_E) and with magnetic field is (U_B) for an electromagnetic wave in free space....
- A plane electromagnetic wave of frequency 50 MHz travels in free space along the positive x-direction. At a particular point in...
- An electromagnetic wave is represented by the electric field E = E_0 n [ t + (6y - 8z)]. Taking unit vectors in x, y and z...
- A 27 mW laser beam has a cross-sectional area of 10 mm^2. The magnitude of the maximum electric field in this electromagnetic...
- An electromagnetic wave of intensity 50 Wm^ -2 enters in a medium of refractive index 'n' without any loss. The ratio of the...
- The electric field of a plane polarized electromagnetic wave in free space at time t = 0 is given by an expression E(x, y) = 10 j...
- If the magnetic field of a plane electromagnetic wave is given by (the speed of light = 3 10^ 8 m/s) B = 100 10^ -6 [2 2 10^ 15...
- A plane electromagnetic wave having a frequency ν = 23.9 GHz propagates along the positive z-direction in free space. The peak...
- The electric field of a plane electromagnetic wave is given by – E =E_0 i + j 2 (kz+ t) At t = 0, a positively charged particle...
- A plane electromagnetic wave is propagating along the direction i + j 2 , with its polarization along the direction k . The...
- The electric fields of two plane electromagnetic plane waves in vacuum are given by E _1=E_0 j ( t-kx) and E _2=E_0 k ( t-ky) At...
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