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Sahay Sir > Question Answers > Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) > A thin uniform annular disc ( see figure) of mass M has an outer radius 4 R and inner radius 3 R. The work required to take a unit mass from point P on its axis to infinity is

A thin uniform annular disc ( see figure) of mass M has an outer radius 4 R and inner radius 3 R. The work required to take a unit mass from point P on its axis to infinity is

A thin uniform annular disc ( see figure) of mass M has an outer radius 4 R and inner radius 3 R. The work required to take a unit mass from point P on its axis to infinity is