Q. In interference, if slit separation is increased, then fringe width

व्यतिकरण में, यदि स्लिट पृथक्करण बढ़ाया जाता है, तो फ्रिंज की चौड़ाई

A
Increases
बढ़ता है
B
Decreases
कम हो जाती है
C
Doubles
दोगुना हो जाता है
D
Triples
ट्रिपल

Explanation

Again, from:

β=λDd\beta = \frac{\lambda D}{d}

If d (slit separation) increases, β (fringe width) decreases — fringes come closer together.

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