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Spectroscope

A spectroscope is a device which measures the spectrum of light. Early spectroscopes were simply a prism with graduations marking wavelengths. Modern spectroscopes generally use a diffraction grating, a movable slit and some kind of photodetector[?], all automated and controlled by a computer.

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Sanskrit language

... - pin ii - tweak u - push uu - moo r^i = r + i long r^i = r + ii or r + uu, depending on the region l^i = l + r^i (Sanskrit recognizes vocalic r (errr) and l ...