Refraction Of Light Video Lessons

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Concept

Problem: Light will almost always travel from one place to another along a path of leastA. distance.B. time.C. effort.D. expense.E. complication.

FREE Expert Solution

In this problem, let's consider a path r joining two points A and B.

The length of the optical path is defined by the line integral:

l=rnds.

In this case, n is the refractive index and ds is the differential element of length. 

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Problem Details

Light will almost always travel from one place to another along a path of least

A. distance.

B. time.

C. effort.

D. expense.

E. complication.

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