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Distance of the fourth order bright band to the central peak

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Two slits are illuminated by a 621 nm light. The angle between the zeroth-order bright band at the center of the screen and the fourth-order bright band is 14.4 degrees. If the screen is 150 cm from the double-slit, how far apart is this bright band from the central peak? Answer in units of cm.

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The solution shows how to computer the distance of the fourth order bright band to the central peak in double-slit interference.

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