Q1274
In a vacuum, all electromagnetic waves have the same
A.
Velocity
AnswerB.
Wavelenth
C.
Frequency
D.
All the above
Answer: Option A
Solution
Answer: Option A
Solution:
When traveling in a vacuum, electronic waves from the electromagnetic spectrum all travel at the same speed. Velocity is speed with direction, so they would all travel at the same velocity, relatively speaking. But frequency and wavelength are quite different.