(ii) Two uniform solid spheres of radii R and 2 R are at rest with their spheres touching. Determine the gravitational force of attraction between them, if the density of spheres be ρ.

Question

(ii) Two uniform solid spheres of radii R and 2 R are at rest with
their spheres touching Determine the gravitational force of
attraction between them, if the density of spheres be ρ

Decoder_2 · Accepted Answer

Dear student,mass of sphere of radius 2R =43π(2R)3ρmass of sphere of radius R= 43π(R)3ρforce of attraction between two spheres= G×43π(2R)3ρ×43π(R)3ρ(3R)2FORCE=12881Gπ2ρ2R4Regards