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Calculate the mass of a photon with wavelength 3.6 $A^{o}$

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$6.135 \times 10^{- 27} kg$

$6.135 \times 10^{- 28} kg$

$6.135 \times 10^{- 33} kg$

$6.135 \times 10^{- 30} kg$

answer is C.

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Detailed Solution

$λ = 3.6 A^{o} = 3.6 \times 10^{- 10} m$

Velocity of photon = Velocity of light

$m = \frac{h}{λv} = \frac{6.626 \times 10^{- 34} Js}{(3.6 \times 10^{- 10} m) (3 \times 10^{8} {ms}^{- 1})}$

$= 6.135 \times 10^{- 33} kg$

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