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यंग के द्विक रेखा- छिद्र प्रयोग में एकवर्णी प्रकाश की तरगदैर्ध्य `lambda` प्रयुक्त करने पर किसी बिन्दु के संगत पथान्तर (पूर्णाक n के पदों में ) शिखर तीव्रता का आधा होने पर है।
A. `(2n + 1).(lambda)/(2)`
B. `(2n + 1) .(lambda)/(4)`
C. `(2n +1).(lambda)/(8)`
D. `(2n+1).(lambda)/(16)`

1 Answer

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Correct Answer - B
`I=2 _(o) (1 + cos phi)`
यदि `I= 2 I_(o)” “तब cos phi = 0 `
अथवा `phi = .(pi)/(2),(3pi)/(2),(5pi)/(2)`
अथवा `Delta x = (lambda)/(4),(3lambda)/(4),(5lambda)/(4)`
अथवा पथान्तर n के पदों में `Delta x = (2n + 1) .(lambda)/(4)`

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