Question:
2 A narrow single slit in air in an opaque screen is
Last updated: 6/7/2023
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2 A narrow single slit in air in an opaque screen is illuminated by infrared from a He Ne laser at 1152 2 nm and it is found that the center of the tenth dark band in the Fraunhofer pattern lies at an angle of 6 4 off the central axis a Determine the width of the slit b At what angle will the tenth minimum appear if the entire arrangement is immersed in water nw 1 33