A planet of mass .m. moves around the Sun along an ellipse so that its minimum distance from the sun is equal to r and Maximum distance .R.. The period of revolution around the Sun is (mass of the sun = M)

A planet of mass .m. moves around the Sun along an ellipse so that its

1.	A planet of mass .m. moves around the Sun along an ellipse so that its minimum distance from the sun is equal to r and Maximum distance .R.. The period of revolution around the Sun is (mass of the sun = M)
Answer» `2pisqrt(((r + R)^(3))/(2GM))` `pisqrt(((r + R)^(3))/(2GM))` `pisqrt(((r + R)^(3))/(GM))` `pisqrt((R^(3))/(2GM))` ANSWER :B