Optics Question 287

Question: If E and B are the electric and magnetic field vectors of E.M. waves then the direction of propagation of E.M. wave is along the direction of

[CBSE PMT 1992, 2002; DCE 2002, 05]

Options:

A) E

B) B

C) E×B

D) None of these

Show Answer

Answer:

Correct Answer: C

Solution:

EM waves travels with perpendicular to E and B. Which are also perpendicular to each other v=E×B



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