Solve the two single-slit equations above for λ in terms of the measurable quantities D, W, and L. You may use the small angle approximation: tan φ ≈ φ. LW The central bright envelope spans an angle 2¢, where ø = ^/D.This angle will be determined using the following trigonometricrelationship: tan o = W/2L.

Given, ϕ =λD ------- (1) tan ϕ = W2L

Answered: The central bright envelope spans an…

The central bright envelope spans an angle 20, where ø =^/D. This angle will be determined using the following trigonometric relationship: tan ¢ = W/2L.

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Question

Solve the two single-slit equations above for λ in terms of the measurable quantities D, W, and L. You may use the small angle approximation: tan φ ≈ φ.