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unrendezvous unrendezvous
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2 months ago

A light ray in air strikes a glass surface with an angle of incidence of 30.0°. The angle of refraction in the glass is 20.0°. What is the speed of light in the glass?



3.00 × 108 m/s



2.50 × 108 m/s



2.33 × 108 m/s



2.05 × 108 m/s



1.50 × 108 m/s

Textbook 
College Physics

College Physics


Edition: 5th
Author:
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boomers1234boomers1234
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This helped my grade so much Perfect
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Smart ... Thanks!
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Thanks for your help!!
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