67th B.P.S.C. (Pre) 2022
Hydrogen bomb based on the principle of :
aControlled fusion reaction
bUncontrolled fusion reaction✓ Correct
cControlled fission reaction
dUncontrolled fission reaction
eNone of the above / more than one of the above
Explanation
A hydrogen bomb is based on an uncontrolled nuclear fusion reaction, in which two or more small nuclei combine to form a larger nucleus, releasing a huge amount of energy.
general-science