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WAEC Physics 2010 Paper
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Question : 29
Total: 50
A ray of light travels from air to water. The refeactive index of water is given by the expression
velocity in water
velocity in air
\frac{\text{velocity in water}}{\text{velocity in air}}
velocity in air
velocity in water
sine of angle of refraction
sine of angle of incidence
\frac{\text{sine of angle of refraction}}{\text{sine of angle of incidence}}
sine of angle of incidence
sine of angle of refraction
apparent depth
real depth
\frac{\text{apparent depth}}{\text{real depth }}
real depth
apparent depth
wavelength in air
wavelength in water
\frac{\text{wavelength in air}}{\text{wavelength in water}}
wavelength in water
wavelength in air
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