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pareekjay099Lv3
17 Jan 2023
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 × 108 ms–1)
1) 6.67 × 1015
2) 6.67 × 1011
3) 4.42 × 10–15
4) 4.42 × 10–18
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 × 108 ms–1)
1) 6.67 × 1015
2) 6.67 × 1011
3) 4.42 × 10–15
4) 4.42 × 10–18
14 Jul 2023
wahabmunir796Lv10
14 Jul 2023
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17 Jan 2023
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abdulmueedLv5
17 Jan 2023
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