Two concentric shells of uniform density of mass `M_(1)` and `M_(2)` are situated. The forces experienced by a particle of mass m when palced at positions `A,B` and `C` respectively are given OA =p,OB = q and OC =r .
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Consider a thin spherical shell of uniform density of mass M and radius R :

Two concentric shells of different mass m_(1) and m_(2) are having a sliding particle of mass m . The forces on the sliding at positions I,II and III are respectively

Two concentric shells of mass m_(1) and m_(2) are situated as shown. Find the force on a particle of mass m when the particles is located at (a) r=r_(1),(b)r=r_(2),(c)r=r_(3) . The distance r is measured from the centre of the shell.

Two concentric shells of masses M_(1) and M_(2) are concentric as shown. Calculate the gravitational force on m due to M_(1) at points P,Q and R .

Two concentric shells of masses M_(1) and M_(2) are concentric as shown. Calculate the gravitational force on m due to M_(1) at points P,Q and R .

Figure shows two shells of masses m_(1) and m_(2) . The shells are concentric. At which point, a particle of mass m shall experience zero force?

Figure shows two shells of masses m_(1) and m_(2) . The shells are concentric. At which point, a particle of mass m shall experience zero force?

Figure shows two shells of masses m_(1) and m_(2) . The shells are concentric. At which point, a particle of mass m shall experience zero force?

Two concentric spherical shells of masses and radii m_(1), r_(1) and m_(2), r_(2) respectively are as shown. The gravitational field intensity at point P is