A ruby laser omits a pulse of 20ns duration with average power per pulse being 100 KW. If the numbers of photons in each pulse is 6.98 x 10−14, calculate the wavelength of photons.
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Answered by
2
Answer:
Total energy of pulse, E=n
λ
hc
⟹n=
hc
Eλ
=
6.626×10
−34
×3×10
8
0.39×662.6×10
−9
=1.3×10
18
Answered by
0
Answer:
Answer:
Total energy of pulse, E=n
λ
hc
⟹n=
hc
Eλ
=
6.626×10
−34
×3×10
8
0.39×662.6×10
−9
=1.3×10
18
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