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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