Teaching AP DSC School Assistant 2025 Mock Test Series Fluid Mechanics Properties of Fluids Specific Weight Volume Gravity
Two uniform solid spheres composed of the same material and having their radii 6 cm and 3 cm respectively are firmly united. The distance of the centre of gravity of the whole body from the centre of the larger sphere is
1
1 cm
2
3 cm
3
2 cm
4
4 cm