Two identical sources emitted waves which produces intensity of k unit at a point on screen where path difference is λ λ . What will be intensity at a point on screen at which path difference is λ λ /4
A
B
C
k
D
Zero
Text Solution
Verified by ExpertsThe correct answer is:
B
SBy using phase difference 
For path difference λ λ , phase difference 
and for path difference λ λ /4, phase difference φ φ 2 = π π /2.
Also by using 
⇒ ⇒ 
⇒ ⇒ 
⇒ ⇒ 
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