As per YDSE, x=dλD, (where, symbols have their usual meanings) If the screen is moving away from the slits then D increases, and hence the fringe width (x) increases.
If the screen is moved away from the plane of the slits in a Young's double slit experiment, then the:
Held on 30 Apr 2022 · Verified 9 Jul 2026.
angular separation of the fringes increases
angular separation of the fringes decreases
linear separation of the fringes increases
linear separation of the fringes decreases
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The refractive index of glass is 1.5. The speed of light in glass is:
Two thin lenses of focal lengths f₁ = +20 cm and f₂ = -10 cm are in contact. The power of the combination is:
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