If 40 black lines interleaved with 40 white lines can be distinguished – McqOptions

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1.	If 40 black lines interleaved with 40 white lines can be distinguished across one inch, the resolution is
A.	40 line-pairs per inch
B.	80 line-pairs per inch
C.	1600 lines per inch
D.	40 lines per inch
Answer» B. 80 line-pairs per inch

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