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Railways PYQCBT 1 2016

RRB NTPC · Question 20

What was invented by Alfred Nobel? A. Radium B. X-ray C. Dynamite D. The Solar System

  1. A

  2. C

  3. D

  4. B

Show answer & explanation

Answer: (B) C

Explanation

Alfred Nobel, the Swedish chemist whose will founded the Nobel Prizes, invented dynamite in 1867. Radium was discovered by the Curies and X-rays by Röntgen.