Which of the following statement is true about the grazing incident technique used to evaluate surface flatness?
Statement 1: Grazing incidence design turns rough surface into polished mirror surface to facilitate measurement.

Question

TuteeHUB · Accepted Answer

T, F

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nStatement 2: It is important to prevent test beam to strike at grazing angle for measurement performance.

TuteeHUB · Answer

F, F

TuteeHUB · Answer

T, T

TuteeHUB · Answer

F, T

TuteeHUB · Answer

T, F

1.	Which of the following statement is true about the grazing incident technique used to evaluate surface flatness? Statement 1: Grazing incidence design turns rough surface into polished mirror surface to facilitate measurement.
A.	nStatement 2: It is important to prevent test beam to strike at grazing angle for measurement performance.
B.	F, F
C.	T, T
D.	F, T
E.	T, F
Answer» E. T, F

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