Given, Planck's constant, h=6.63×10−34 J−s Speed of light, c=3×1017 nm s−1 Frequency of quanta v=6×1015 s−1 Wavelength, λ= ? We know that, v=λc or λ=vc=6×10153×1017=0.5×102 nm=50 nm
NEET UG 2013 — Chemistry Physical Chemistry
The value of Planck's constant is 6.63×10−34Js. The speed of light is 3×1017nms−1. Which value is closest to the wavelength in nanometer of a quantum of light with frequency of 6×1015 s−1?
Held on 30 Apr 2013 · Verified 9 Jul 2026.
10
25
50
75
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