When a Beam of Light,originally Traveling in Air,enters a Piece

question 85

Multiple Choice

When a beam of light,originally traveling in air,enters a piece of glass having an index of refraction of 3/2,its speed

• A)increases by a factor of 3/2.
• B)is reduced to 2/3 its original value.
• C)is unaffected.

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The Dean

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