Chemistry · 2014
NEET 2014 · 4 May · Code P · Q47
Calculate the energy in joule corresponding to light of wavelength 45 nm: (Planck's constant h =6.63 × 10^-34 Js; speed of light c =3 × 10^8 ms^-1 )
Calculate the energy in joule corresponding to light of wavelength $\displaystyle 45$ nm : (Planck's constant $\displaystyle \mathrm{h}=6.63 \times 10^{-34} \mathrm{Js}$ ; speed of light $\displaystyle \mathrm{c}=3 \times 10^8 \mathrm{~ms}^{-1}$)
Official answer
From NTA’s final answer key for this paper.
(4)
$\displaystyle 4.42 \times 10^{-18}$
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NEET (UG) 2014 Chemistry question, with the answer from NTA’s final answer key. Where our answers come from.