In Young's double-slit experiment, green light is incident on two slits and the interference pattern is observed on a screen. Which of the following changes would cause the observed fringes to be more closely spaced?

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Physics · Wave Optics

Verified Solution4 OptionsUpdated: October 2026👁️1 View

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Using blue light instead of green light

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Answer 1

Reducing the separation between the slits

Answer 2

Using blue light instead of green light

Answer 3

Using red light instead of green light

Answer 4

Moving the screen away from the slits

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