Physics
The wavelength of X-rays is 0.01 Å . Calculate it's frequency. State the assumption made, if any.
Related Questions
What are ultra violet radiations? How are they detected? State one use of these radiations.
An electromagnetic wave has a frequency of 500 MHz and a wavelength of 60 cm.
(a) Calculate the speed of the wave.
(b) Name the medium through which it is travelling.
In the white light of Sun, maximum scattering by the air molecules present in the earth’s atmosphere is for —
- red colour
- yellow colour
- green colour
- blue colour