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Physics, 20.08.2019 19:10 mariah10455
Green light with a wavelength of 550 (nm) and a speed of 3 x 10^8 (m/s) in air travels through glass (n = 1.5). its speed in glass in (m/s) is : a. 1.5 x 10^8 b. 3 x 10^8 c. 4.5 x10^8 d. 6 x 10^8
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Green light with a wavelength of 550 (nm) and a speed of 3 x 10^8 (m/s) in air travels through glass...
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