Physics - Center of Mass Question with Solution | TestHub

For years together, people thought that hell is located inside earth. Assume that hell is a spherical bubble created inside earth. It is completely evacuated to make sinful people feel suffocated. It has a radius R/4 and located as shown. ( C is earth's centre). What is the distance ( $d$ ) of centre of mass of the resulting body from (in $km$). Assume that earth's radius is 6300 km . Write $\mathrm{d}/5$ in OMR sheet.