KAPEC GEOTASK?
  • The learning process is entertaining and exciting
  • The solved tasks turn into coordinates
  • The chance to follow your progress
  • Along with your schoolmates and friends, go on an adventure, searching for hideouts
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500.1. Light break and lens.

Write the answer!

Calculate the coefficient of the refractiveness of the light in the ruby, where the light travels with the speed of 1.86\times10^8 m/s!
m/s
Grade:
8
Subject
Physics
Theme
Light and colours
Subtheme
Light break and lens.

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