API Welding Inspection and Metallurgy Exam API-577 Question # 17 Topic 2 Discussion

API Welding Inspection and Metallurgy Exam API-577 Question # 17 Topic 2 Discussion

API-577 Exam Topic 2 Question 17 Discussion:
Question #: 17
Topic #: 2

Exposed film that allows 1% of the incident light to pass through has a film density of:


A.

1.0


B.

2.0


C.

3.0


D.

4.0


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