A simple electrical motor has three components: windings, armature, and housing. These three components have reliabilities of .9998, .9992, and .9999. There is no possibility of backup. What is the reliability of the motor? If back part is allowed (the reliability of backup will be same as that of the component for which it is the backup), which component should the backup?

Answer rating: 100% (QA)

Windings 9998 Armature 9992 Housing 9999 Reliability of the motor 09998 0999... View the full answer