"X-ray tube" Quotes from Famous Books
... incandescent lamp on a piece of cloth and at the same time slightly revolving it, a luminous effect is produced similar to an X-ray tube. The room must be dark and the lamp perfectly dry to obtain good results. It appears that the inner surface of the globe becomes charged, probably by induction, and will sometimes hold the filament as shown in the sketch. —Contributed by E. ... — The Boy Mechanic: Volume 1 - 700 Things For Boys To Do • Popular Mechanics |