You can determine the index of refraction of a substance by measuring its critical angle for total internal reflection. True or
1 answer:
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Answer:
a)
b) Efficiency=76.77%
Explanation:
a)
In order to solve this problem, we can use the following formula:
the problem provides us with all the necessary information so we can directly use the formula:
b) In order to find the efficiency, we can use the following formula:
so we get:
Efficiency=76.77%