| Identify the inventor and his invention from the given description. |
| It was invented accidently by a German Physicist in 1895 while experimenting with a gas discharge tube. He placed his hand in front of the tube and saw the image of his bone projected on a fluorescent screen. At present it is widely used by the doctors all over to examine bones. |
A) Raymond Vahan Damadian, MRI
B) Ian Donald, Ultra Sound
C) Alexander Fleming, Penicillin
D) Wilhelm Roentgen, X-Ray
E) None of these
Correct Answer: D
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