The human eye is very sensitive to light having a


1) The human eye is very sensitive to light having a wavelength of 5.45 ? 10-7 m, which is in the green-yellow region of the visible electromagnetic spectrum. What is the frequency of this light? Hz

2) A ray of light is incident on a flat surface of a block of fused quartz that is surrounded by water. The angle of refraction is 20.2°. Find the angle of reflection.

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Physics: The human eye is very sensitive to light having a
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