The energy of a photon is 1.5MeV. Calculate the frequency associated with this photon energy and state an appropriate unit in your answer.
E=1.5MeV = (1.5x10^6)(1.6x10^-19)J = 2.4x10^-13J E=hf, f=E/h = (2.4x10^-13)/(6.63x10^-34)=3.6x10^20Hz
TD
Related Physics A Level answers
All answers ▸A student has a mass of 80kg. How much would the student weigh on the surface of the Moon?
Derive the escape velocity from the surface of a planet with radius, r, and mass, M.
Show Maxwell's equations in free space satisfy the wave equation
If you have 1.33g of oxygen (Mr = 32) in a container of volume 1000cm^3 at atmospheric pressure (101.3*10^3 Pa), what is the temperature of the gas in Celsius? R=8.314