Question

The speed of light in water is:
(A) 2.1x10 ms -1
(B)
2.5 x 10' ms!
(C) 2.3x108 ms
(D) 2.3x10-8 ms -1​

Answer 1

Answer:

2.2 10^8 m/s 

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Answer 2

(b)

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