The horizontal floor of a water reservoir appears to be 1.0m deep when viewed vertically from above. If the refractive index of water is 1.35, calculate the real depth of the reservoir

by Sunday | May 22 | Physics WAEC | 0 comments

A. 2.35m
B. 1.35m
C. 1.00m
D. 0.35m

Correct Answer: Option B

B. 1.35m

Explanation

n = R.d/A.d

1.35 = R.d/1

R.d = 1.35m

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