1 Mev = 1.602 x 10⁻¹³ J
E = hf
h = Planck's constant (6.626.10⁻³⁴ Js)
Input the value:
f = E : h
f = 1.602 x 10⁻¹³ J : 6.626 x 10⁻³⁴ Js
f = 2.42 x 10²⁰ Hz
