Which of the following statements is true?
A) Maxwell's equations apply only to fields that are constant in time.
B) Electromagnetic waves are longitudinal waves.
C) The electric and magnetic fields are out of phase in an electromagnetic wave.
D) The electric- and magnetic-field vectors E and B are equal in magnitude in an electromagnetic wave.
E) None of these statements is true.

Question

Quizplus · Accepted Answer

None of the statements are true.

A) Maxwell's equations apply to time-varying fields as well as constant fields.
B) Electromagnetic waves are transverse waves.
C) The electric and magnetic fields are in phase in an electromagnetic wave.
D) The electric- and magnetic-field vectors E and B have a specific ratio in an electromagnetic wave, but they are not necessarily equal in magnitude.

Which of the Following Statements Is True