reloads the page with new variable values in all questions. You must do this after grading the test to rework it another time.
Make sure to enter your answers in the specified units .
IMPORTANT: Enter very large or very small numbers in E notation. For example 340000 = 3.4x10^5 and would be entered this way: 3.4E5
What is the speed of light (m/sec)in lucite (n = 1.5)?
What would be the speed of light (m/sec) in a substance which is known to have an index of refraction of
Light is moving in air and hits flint glass (n=1.66) at an angle of incidence of
Light moves into air from water (n = 1.33) at an angle of incidence of
Light enters an unknown substance from air at an angle of incidence of 45 degrees. The angle of refraction is measured to be
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for the same Problem Set--you must use the 'New Problems' button first.
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