A Simple Electrical Motor Has Three Components: Windings, Armature, and Housing

question 49

Essay

A simple electrical motor has three components: windings, armature, and housing. These three components have reliabilities of .97, .992, and .999. There is no possibility of redundant parts. The motor must have an overall reliability of 0.980, according to the product line manager who will use the motor as an input. What would you do to redesign the motor to meet this specification?
Discuss, including a recalculation to meet the standard.

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Definitions:

Management Intuition

The use of personal instincts, feelings, and experiences by managers to make decisions, often in the absence of explicit data.

Evidence-Based Management

The practice of making managerial decisions and organizational policies based on the best available evidence from scientific research and business data.

Management

The act of overseeing and coordinating tasks and processes in an organization to ensure efficient and effective operations towards achieving specific objectives.

Scientific Evidence

Information that serves to either support or counter a scientific theory or hypothesis, gathered through empirical observation and documentation.