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You set two parallel slits 0.2 mm apart at a distance of 1 m from a screen and illuminate them with light of wavelength 600 nm.The distance between a bright spot in the interference pattern and the dark spot adjacent to it is
Argon
A noble gas element that is colorless, odorless, tasteless, and non-toxic, used in lighting and welding.
Chromium
A chemical element with symbol Cr and atomic number 24, known for its high corrosion resistance and hardness.
Fluorine
A highly reactive, pale yellow gas at room temperature, being the most electronegative and reactive of all the elements.
Francium
A highly radioactive metal with the atomic symbol Fr, the least stable and most rare naturally occurring element in the periodic table.
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