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Questions and answers by
Hanu2012
Questions (3)
Brain buster: A laser sends red light of wavelength 650 nm from air into water in a swimming pool. The index of refraction of
1 answer
1,168 views
In a vacuum, which colour of light travels fastest red, blue, or green? Explain. Which colour travels fastest in a block of
1 answer
603 views
An 18 m tall tree is broken during a severe storm. The distance from the base of the trunk to the point where the tip touches
3 answers
6,003 views
