[tex]\huge\mathcal\color{black}{Question}[/tex]
25. What happens to the frequency of the electromagnetic wave if its wavelength decreases?
[tex]\huge\mathcal\color{black}{Choices}[/tex]
A. decreases
B. increases
C. remains the same
D. can not tell; frequency and wavelength are two different concepts.
[tex]\huge\mathcal\color{black}{Answer}[/tex]
[tex]\pink{\boxed{\boxed{\sf\blue{A. decreases}}}}[/tex]
- They are hence known as 'electromagnetic' waves
