In a Young's Double Slit Experiment, the Slit Separation Is

question 61

Multiple Choice

In a Young's double slit experiment, the slit separation is made to be exactly 4λ. At what angle will the third bright fringe to the side of the central fringe occur? Caution: the angles involved are such that the approximation sinθ ≈ θ is not valid.

• A)48.6°
• B)75.0°
• C)67.5°
• D)36.9°
• E)43.0°

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