Title: GR9677.031 Post by: conantee on December 07, 2010, 12:02:06 AM 31. A sphere of mass
![]() ![]() ![]() ![]() ![]() (A) Its kinetic energy decreases due to the retarding force. (B) Its kinetic energy increases to a maximum, then decreases to zero due to the retarding force. (C) Its speed increases to a maximum, then decreases back to a final terminal speed. (D) Its speed increases monotonically, approaching a terminal speed that depends on ![]() ![]() (E) Its speed increases monotonically, approaching a terminal speed that depends on both ![]() ![]() |