Uttarakhand Board Class 12 Electromagnetic Waves — practice questions
4 free MCQs with worked solutions. Tap any question for the answer + explanation, or practice them all in the app.
Practice Uttarakhand Board Class 12 Electromagnetic Waves in the app →In an EM wave travelling along the $+z$ direction with $\vec{E}$ along $+x$, the magnetic field $\vec{B}$ is aThe speed of an EM wave in vacuum equals:An FM radio broadcasts at $92.7$ MHz. The wavelength of the carrier in air is approximately:Which of the following EM waves has the shortest wavelength?