Unit 1: Science Behind Radiological Equipment

20252m

Who discovered X-rays?
(i) Wilhelm Röntgen
(ii) Marie Curie
(iii) Henri Becquerel
(iv) Ernest Rutherford

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Answer

Correct option: (i) Wilhelm Röntgen

Wilhelm Conrad Röntgen discovered X-rays in 1895 while experimenting with cathode-ray tubes. He observed that an unknown penetrating radiation could produce images of internal structures, famously obtaining an image of his wife's hand.

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