If th wavelength of light changes form 4000 Å to 5000 Å on entering another medium then its frequncy changes by

If the wavelength of light changes form 4000 Å to 5000 Å on entering another medium then its frequency changes by

If in a photoelectric cell , the wavelength of incident light is changed from 4000 Å to 3000 Å then change in stopping potential will be

If in a photoelectric cell , the wavelength of incident light is changed from 4000 Å to 3000 Å then change in stopping potential will be

In a photoelectric experiment the wavelength of incident light changes from 4000 Å to 2000 Å. The change in stopping potential is

In a photoelectric experiment the wavelength of incident light changes from 4000 Å to 2000 Å. The change in stopping potential is

The wavelength of light is 5000 Å , express it in m .

The wavelength of light is 5000 Å , express it in nm .