FYKOS Year 27 Series 5 Problem 2 — uranium star · FYKOS 27 #27.5.2
Physics · mechanics · electromagnetism
Problem
Imagine that no thermonuclear fusion occurs in stars and instead they run on nuclear fission. Estimate how long such a star would be able to shine if at the beginning of its life cycle it is composed of uranium 235, its mass and luminosity are both aproximately constant and are equal to the current values of the sun.