Chapter 15 – Electromagnetic Waves
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An electromagnetic wave of intensity 50Wm^−(2) enters in a medium of refractive index ‘n’ without any loss .The ratio of the magnitudes of magnetic fields of the wave before and after entering into the medium are respectively, given by:
07
Jun
An electromagnetic wave of intensity 50Wm^−(2) enters in a medium of refractive index ‘n’ without any loss .The ratio of the magnitudes of magnetic fields of the wave before and after entering into the medium are respectively, given by: In free space the energy of electromagnetic wave in electric field is UE and in magnetic [...]
If the magnetic field of a plane electromagnetic wave is given by (The speed of light = 3×10^8 m/s ) B=100×10^−6sin[2π×2×10^15(t−x/c)] then the maximum electric field associated with it is :
07
Jun
If the magnetic field of a plane electromagnetic wave is given by (The speed of light = 3×10^8 m/s ) B=100×10^−6sin[2π×2×10^15(t−x/c)] then the maximum electric field associated with it is : If the magnetic field of a plane electromagnetic wave is given by (The speed of light = 3×10^8 m/s ) B=100×10^−6sin[2π×2×10^15(t−x/c)] then the maximum [...]
In free space the energy of electromagnetic wave in electric field is UE and in magnetic field is UB. Then
07
Jun
In free space the energy of electromagnetic wave in electric field is UE and in magnetic field is UB. Then In free space the energy of electromagnetic wave in electric field is UE and in magnetic field is UB. Then June 7, 2021 Category: Chapter 15 - Electromagnetic Waves , JEE Mains Physics 2002-2019 Solved [...]
A plane electromagnetic wave of frequency 50 MHz travels in free space along the positive x-direction. At a particular point is space and time, E→=6.3jˆV/m. The corresponding magnetic field Bˆ, at that point will be:
07
Jun
A plane electromagnetic wave of frequency 50 MHz travels in free space along the positive x-direction. At a particular point is space and time, E→=6.3jˆV/m. The corresponding magnetic field Bˆ, at that point will be: A plane electromagnetic wave of frequency 50 MHz travels in free space along the positive x-direction. At a particular point [...]
The electric field of a plane electromagnetic wave is given by E =E0i^cos(kz)cos(ωt) The corresponding magnetic field B is then given by :
07
Jun
The electric field of a plane electromagnetic wave is given by E =E0i^cos(kz)cos(ωt) The corresponding magnetic field B is then given by : The electric field of a plane electromagnetic wave is given by E =E0i^cos(kz)cos(ωt) The corresponding magnetic field B is then given by : June 7, 2021 Category: Chapter 15 - Electromagnetic Waves [...]
The magnetic field of a plane electromagnetic wave is given by: B=B0[cos(kz−ωt)]i+B1cos(kz+ωt)j where B0=3×10^−5T and B1=2×10^−6T. The rms value of the force experienced by a stationary charge Q=10^−4C at z=0 is close to:
07
Jun
The magnetic field of a plane electromagnetic wave is given by: B=B0[cos(kz−ωt)]i+B1cos(kz+ωt)j where B0=3×10^−5T and B1=2×10^−6T. The rms value of the force experienced by a stationary charge Q=10^−4C at z=0 is close to: Velocity of light is equal to June 7, 2021 Category: Chapter 15 - Electromagnetic Waves , JEE Mains Physics 2002-2019 Solved Video [...]
A plane electromagnetic wave travels in free space along the x-direction. The electric field component of the wave at a particular point of space and time is E=6Vm^−1 along y-direction. Its corresponding magnetic field component, B would be :
05
Jun
A plane electromagnetic wave travels in free space along the x-direction. The electric field component of the wave at a particular point of space and time is E=6Vm^−1 along y-direction. Its corresponding magnetic field component, B would be : Velocity of light is equal to June 5, 2021 Category: Chapter 15 - Electromagnetic Waves , [...]