From a solid sphere of mass M and radius R a spherical portion of radius 2R is removed, as shown in the figure. Taking gravitational potential V=0 at r=∞, the potential at the centre of the cavity thus formed is : (G= gravitational constant).
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Updated on : 2022-09-05
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Correct option is D)
By superposition principle, v1=2R3−GM[3R2−(2R)2]