light of wavelength 5000
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after reflection the wavelength will not change it will be 5000 angstrom=5*10^-7 m
frequency = 3*10^8/ wavelength =6*10^14 Hz
at angle of 45° the reflected light will be perpendicular to the incidenct light
frequency = 3*10^8/ wavelength =6*10^14 Hz
at angle of 45° the reflected light will be perpendicular to the incidenct light
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Explanation:x=-3800
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