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Question : The use of oil immersion can

Answer»

increase the value of refractive index
decrease the value of refractive index
increase the value of numerical APERTURE
decrease the value of numerical aperture

Solution :Oil immersion is a TECHNIQUE USED to increase the RESOLUTION of a microscope by immersing OBJECTIVE lens and the speciemen in atransparent oil of high refractive index, thus increasing numerical aperture, e.g. cedar wood oil.


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