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Questions and Answers
Which of the following statements is true about the direction of the electric and magnetic fields in an electromagnetic wave?
Which of the following statements is true about the direction of the electric and magnetic fields in an electromagnetic wave?
- The electric and magnetic fields are random
- The electric and magnetic fields are at a 45-degree angle to each other
- The electric and magnetic fields are perpendicular to each other (correct)
- The electric and magnetic fields are parallel to each other
What type of wave is an electromagnetic wave?
What type of wave is an electromagnetic wave?
- Transverse wave (correct)
- Circular wave
- Longitudinal wave
- Standing wave
Why can an electromagnetic wave travel through empty space?
Why can an electromagnetic wave travel through empty space?
- Because it travels through the EM field (correct)
- Because it is a transverse wave
- Because it is a longitudinal wave
- Because it is a mechanical wave
