Q. Fusion reaction take place at high temperature because
A) Atoms are ionised at high temperature
B) Molecules break up at high temperature
C) Nuclei break up at high temperature
D) Kinetic energy is high enough to overcome repulsion between nuclei
Explanation
(d) Extremely high temperature needed for fusion make KE large enough to overcome repulsion between nuclei.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.