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shakeel123

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If the dark fringe is to be observed then we have relation?

Physics ECAT Exams Quizzes MCQs Quizzes Physics ECAT Physical Optics Online Test 2

Question:
If the dark fringe is to be observed then we have relation

Option A):
Y = (m + 1) λL/d
Option B):
Y = (m + 1/2) λL/d
Option C):
Y = (m + 1/2) λd/L
Option D):
Y = (m + 1/2) dL/λ

Correct Answer is Option B):
Y = (m + 1/2) λL/d

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