Bearing which rest on the rod and was between rod and ceiling

[wise318]

Anyone can help me anayst the beariing which rest on the rod and was betweeen rod and ceiling...I am not sure if the reaction is between bearing and rod or ceiling and ball bearing.
refer to this link pls

 

[FredGarvin]

A FBD needs to have applied loads in it so you can determine the reaction forces at the supports. The way you have it drawn now, if you applied a downward force on the beam, there would be no reaction force at the support at the end.