A sphere is constructed of two concentric parts.The inner part is a solid sphere of radius 10.0 cm made of a material with density .The outer part is a spherical shell with inner radius 10.0 cm and outer radius 20.0 cm.The material in the outer shell has a density .
(a)What is the mass of the sphere?
(b)What is the average density of this sphere?

Question

A sphere is constructed of two concentric parts.The inner part is a solid sphere of radius 10.0 cm made of a material with density  .The outer part is a spherical shell with inner radius 10.0 cm and outer radius 20.0 cm.The material in the outer shell has a density  .
(a)What is the mass of the sphere?
(b)What is the average density of this sphere?

Quizplus · Accepted Answer

The Answer of A sphere is constructed of two concentric parts.The inner part is a solid sphere of radius 10.0 cm made of a material with density  .The outer part is a spherical shell with inner radius 10.0 cm and outer radius 20.0 cm.The material in the outer shell has a density  .
(a)What is the mass of the sphere?
(b)What is the average density of this sphere?

A Sphere Is Constructed of Two Concentric Parts