Meaning and Translation of Phototube in Urdu Script and Roman Urdu with Wikipedia Reference, Image,
phototube | Noun | ايک ضيا برقي خانہ |
A phototube or photoelectric cell is a type of gas-filled or vacuum tube that is sensitive to light. Such a tube is more correctly called a 'photoemissive cell' to distinguish it from photovoltaic or photoconductive cells. |
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