FYKOS Year 35 Series 5 Problem 1 — illuminated satellite · FYKOS 35 #35.5.1
Physics · mechanics
Problem
On average, what part of the day does a satellite in low orbit spend in the shadow of Earth? Assume that the satellite's orbit is circular and lies in the ecliptic plane at height H=R/10 above the surface of Earth, where R is the mean radius of Earth.