Online GK Series

This site is dedicated to the aspirants of competitive exams SSC, UPSC, Railways, Postal Assistants, Bank, GATE and NET


Which one of the following elements is essential for the construction of nuclear reactors ?

A Tungsten
B Zirconium
C Nickel
D Cobalt
Answer & Explanation
Option: [B]

Your Valuable Comments Please...

Please Like Us