Wave OpticsMedium
Question
If in the above question, all the zones except first, second and fifth have been blocked, then resultant amplitude will be :
Options
A.R = R1 + R2 + R5
B.R = R1 − R2 + R5
C.R = R1 + R2 − R5
D.R = R1 − R2 − R5
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