The wavelength of particular radiation is `700 " nm" (1" nm"-10^(-9)"m")`.Find its frequency (v).

The wavelength of red light is close to 700 nm.

The wavelength of a radiation emitted by a sodium lamp is 600 nm. Find the frequency ?

The wavelength of a radiation emitted by a sodium lamp is 600 nm. Find the frequency ?

The wave number of radiation of wavelength 500 nm is:

The wavelength of red light is 800 nm. Find its frequency. Speed of light = 3 xx 10^(8) m s^(-1).

A star is moving towards the earth with a speed of 9 xx 10^(6) m//s . If the wavelength of a particular spectral line emitted by star is 600 nm , find the apparent wavelength.

The wavelength of a radiation is 643.5 nm. Find its wavelength in SI unit.