A spherical body of radius R consists of a fluid of constant density and is in equilibrium under its own gravity. If P ( r ) is the pressure at r ( r

Question

A spherical body of radius R consists of a fluid of constant density and is in equilibrium under its own gravity. If P ( r ) is the pressure at r ( r < R ) , then the correct option(s) is (are)

TestHub · Accepted Answer

d E = P - P + d P A ⇒ G m r 2 d m = - d P A ⇒ ∫ 0 P d P = - ∫ E r G M r 3 R 3 4 a r 2 d r ρ r 2 4 π r 2 ∴ P = G ρ M 2 R 1 - r 2 R 2

Physics - Gravitation Question with Solution | TestHub

Options:(select one or more)

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