The wavelength of the electromagnetic wave decreases when traveling into a denser medium but frequency does not change
A. A is correct R is wrong
B. A is wrong R is correct
C. A and R are correct
D. A and R are wrong
Answer:C
The wavelength of the electromagnetic wave decreases when traveling into a denser medium but frequency does not change
A. A is correct R is wrong B. A is wrong R is correct C. A and R are correct D. A and R are wrong