Question

who invented prototype of modern x-ray tube?​

Answer 1

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William David Coolidge

Step-by-step explanation:

William David Coolidge (1873–1975) was a research scientist and inventor of the modern x-ray tube. Besides Roentgen, with his 1895 discovery and subsequent studies of x rays, perhaps no other individual contributed more to the advancement of x-ray technology than did Coolidge

Answer 2

Answer:

William David Coolidge

William David Coolidge (1873–1975) was a research scientist and inventor of the modern x-ray tube. Besides Roentgen, with his 1895 discovery and subsequent studies of x rays, perhaps no other individual contributed more to the advancement of x-ray technology than did Coolidge.