4 JEE Main 2012 Electromagnetic Waves previous-year questions with verified answers and step-by-step solutions.
These are the JEE Main 2012 previous-year questions from the Electromagnetic Waves chapter of Physics. Each links to a full solution with a verified answer key. To see the whole chapter across all years, visit the Electromagnetic Waves chapter hub.
The frequency of X-rays; γ-rays and ultraviolet rays are respectively a, b and c then
An electromagnetic wave in vacuum has the electric and magnetic fields E and B, which are always perpendicular to each…
An electromagnetic wave with frequency ω and wavelength λ travels in the +y direction. Its magnetic field is along +x-a…
A radio transmitter transmits at 830 kHz. At a certain distance from the transmitter magnetic field has amplitude 4.82…