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Q.

Calculate the mass of a photon with wavelength 3.6 A°.

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a

6.135×1029Kg

b

6.135×1033Kg

c

6.135×1019Kg

d

6.135×1016Kg

answer is B.

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Detailed Solution

λ=hmc m=hλc

Putting the given values,

m=6.626×10-343.6×10-10×3.0×108=6.135×10-33 kg

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