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. Statement 2: Glass block is placed between the graduated scale and table.

Which of the following statement is true about graduated scales? Stat

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. Statement 2: Glass block is placed between the graduated scale and table.
A.	T, F
B.	F, F
C.	F, T
D.	T, T
Answer» B. F, F

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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. Statement 2: Glass block is placed between the graduated scale and table.

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