A uniform spherical shell gradually shrinks maintaining its shape.
A uniform spherical shell gradually shrinks maintaining its shape. The gravitational potential at the centre
(a) increases
(b) decreases
(c) remains constant
(d) oscillates.
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1 Answers
(b) Decreases
EXPLANATION:
Gravitational potential at the centre of spherical shell =−GM/R
As, the shell is shrinking,R decreases,GM/R increases.
so,−GM/R decreases.
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