Where does wire is placed in a measurement of diameter using the tech – McqOptions

MCQOPTIONS

1.	Where does wire is placed in a measurement of diameter using the technique of gauging wide diameter from the diffraction pattern formed in a laser beam?
A.	between collimator and lens
B.	between collimator and source
C.	between collimator and plane of measurement
D.	between collimator and detectors
Answer» D. between collimator and detectors

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