Search any question & find its solution
Question:
Answered & Verified by Expert
In a plane electromagnetic wave $U_E$ and $U_B$ are average energy densities of electric field and magnetic field respectively, then the correct option in the following is
Options:
Solution:
2711 Upvotes
Verified Answer
The correct answer is:
$U_E=U_B$
Energy of electromagnetic wave is equally shared between electric and magnetic fields, $U_E=U_B$.
i.e, $\frac{1}{2} \varepsilon_0 E^2=\frac{1}{2 \mu_0} B^2$
i.e, $\frac{1}{2} \varepsilon_0 E^2=\frac{1}{2 \mu_0} B^2$
Looking for more such questions to practice?
Download the MARKS App - The ultimate prep app for IIT JEE & NEET with chapter-wise PYQs, revision notes, formula sheets, custom tests & much more.