Which of the following statement is true about graduated scales? State – McqOptions

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1.	Which of the following statement is true about graduated scales? Statement 1: For the purpose of machine setting, an optical arrangement can be used with graduated scales.
A.	n Statement 2: Glass block is placed between the graduated scale and table.
B.	T, F
C.	F, F
D.	F, T
E.	T, T
Answer» B. T, F

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