Question

What is the speed of light in glycerin (n =147) expressed in terms of the speed of light in a vacuum ?
(A) 2.04 c
(B) 1.47c
(C) 0.680 c
D) 1.00 c​

Answer 1

Answer:

Answer is B) 1.47c

Explanation:

Light travels through glycerine with a speed of 2.05 x 108 m/s. Speed of light in vacuum = 3 x 108 m/s.

ang=vavg,va=. ang×vg=1.46×2.05×108m/s=2.99×108m/s

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Answer 2

Answer:

Hey mate !

the speed of light in glycerine expressed in terms of the speed of light in a vacuum is 0.680c.

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