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9 January, 13:46

Planck's constant, h, is 6.626 x 10-34 js. the speed of light in a vacuum, c, is 3.00 x 108 m/s. calculate the frequency of a green laser with a wavelength of 510 nm

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  1. 9 January, 15:43
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    Frequency = velocity of light/wave length

    Fr = 3*10^8/510*10^-9

    Frequwency=5.88*10^14 Hz
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