![What Determines Color? | White Light, Reflection & Absorption - Video & Lesson Transcript | Study.com What Determines Color? | White Light, Reflection & Absorption - Video & Lesson Transcript | Study.com](https://study.com/cimages/videopreview/thumbnail_110829.jpg)
What Determines Color? | White Light, Reflection & Absorption - Video & Lesson Transcript | Study.com
![The frequency of violet light is 7.5 xx 10^(14) Hz. Find its wavelength in (i) nm, (ii) Å. Speed... - YouTube The frequency of violet light is 7.5 xx 10^(14) Hz. Find its wavelength in (i) nm, (ii) Å. Speed... - YouTube](https://i.ytimg.com/vi/-buW0VQdh_k/maxresdefault.jpg)
The frequency of violet light is 7.5 xx 10^(14) Hz. Find its wavelength in (i) nm, (ii) Å. Speed... - YouTube
![A metal foil has a threshold frequency of 5.45 × 10^14 Hz . Which of the colors of visible light have enough energy to eject electrons from this metal? A metal foil has a threshold frequency of 5.45 × 10^14 Hz . Which of the colors of visible light have enough energy to eject electrons from this metal?](https://haygot.s3.amazonaws.com/questions/1834394_1873630_ans_51b73540fe9746d690f6db7b41ef2208.jpg)
A metal foil has a threshold frequency of 5.45 × 10^14 Hz . Which of the colors of visible light have enough energy to eject electrons from this metal?
![Find the ratio of frequency of violet light (lambda(1) = 4.10 xx 10^(-5) cm) to that of red light (lambda(2) = 6.56 xx 10^(-5) cm) Also determine the ratio of energies carried by them Find the ratio of frequency of violet light (lambda(1) = 4.10 xx 10^(-5) cm) to that of red light (lambda(2) = 6.56 xx 10^(-5) cm) Also determine the ratio of energies carried by them](https://doubtnut-static.s.llnwi.net/static/web-thumb/11033443_web.png)