Question

A Photon has a mass of 8.6×10^-30 Kg. Calculate the wavelength. ( h = 6.626×10^-34 Js) C= 3×10^8 ms^-1




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Answer 1

Answer:

2.5×10^-43 m

Explanation:

From De Broglie's equation,

                          λ=h/mv (where v is the speed)

                            =6.626×10^-34/8.6×3×10^8

                            =0.25×10^-42

                            =2.5×10^-43 m