A) Fringes will come closer
B) Fringes pattern will not be obtained
C) Fringes will not be affected
D) Fringes will get distorted
Correct Answer: A
Solution :
For biprism \[d=2a\,\,\alpha \,(\mu -1)\] On increasing refracting angle a. d will increase. Then according \[\beta =\frac{\lambda D}{d}\] Fringe width (\[\beta \]) will decrease.You need to login to perform this action.
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