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Sodium vapour light of wave length 5893A° is used first in a fresnels biprism set up .a total of 60 fringes are observed in the field of view of the eye piece .determine the number of fringes that would be observed in the same field of view. If the source is replaced with another source of wave length 5300A° ?

Sodium vapour light of wave length 5893A° is used first in a fresnels biprism set up .a total of 60 fringes are observed in the field of view of the eye piece .determine the number of fringes that would be observed in the same field of view. If the source is replaced with another source of wave length 5300A° ?

Grade:12

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