Question

Find energy of each of the photons which i) Correspond to light of frequency 3×10^15 HC ii) Have wavelength of 0.50A​

Answer 1

Explanation:

(i) The energy of photon is

E=hν=6.626×10

−34

Js×3×10

15

m/s

=1.988×10

−18

J

(ii) The energy of photon is

E=

λ

hc

=

0.50×10

−10

m

6.626×10

−34

Js×3×10

8

=3.98×10

−15

s

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