Which wavelengths in the visible light spectrum will be reflected brightly by a supported thin film of thickness 580 nm? (determine the wavelengths inside the film) 0 464 nm Q 387 nm Q 290 nm 0 773 nm 580 nm 1160 nm 331.5 nm 260 nmA light wave of wavelength 418 nm is traveling through vacuum before entering a medium with a refractive index 1.6. What is the frequency of the electromagnetic wave after it enters the medium? Express your answer in terahertz, rounded to the nearest integer