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A single-slit diffraction pattern is formed on a distant screen. Assume the angles involved are small....

A single-slit diffraction pattern is formed on a distant screen. Assume the angles involved are small.

A.By what factor will the width of the central bright spot on the screen change if the wavelength is doubled? Yfinal/yinital=?

B. By what factor will the width of the central bright spot on the screen change if the slit width is doubled? Yfinal/yinital=?

C. By what factor will the width of the central bright spot on the screen change if the distance from the slit to the screen is doubled? Yfinal/yinital=?

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