Question

Solution

Correct option is

SIMILAR QUESTIONS

Q1

A hydrogen spectrum the wavelength of H line is 656nm, Where as in the plectrum of a spectrum of a distant galaxy, H line wavelength is 706 nm. Estimated speed of galaxy with respect to the earth is:

Q2

If the wavelength of the first line of the Lyman series is 1251  the shortest wavelength in  of         the Ballmer series is: