Chapter 20

Question 1

Inspection and test

Answer 1

include measurement of an output and comparison to specified requirements to determine conformity

Question 2

Purpose of inspection and test activities

Answer 2

ensure that manufactured products/individual components/multicomponent systems are adequate for their intended purpose

Question 3

Inspection

Answer 3

Activity of examining the product/its components to determine if they meet the design standards
Typically under static conditions
Determine conformance to a standard

Question 4

Testing

Answer 4

Procedure in which the item is observed during operation in order to determine whether it functions properly for a reasonable period of time
Conformance to functional specification

Question 5

Purpose of inspection

Answer 5

Product acceptance

Question 6

Product acceptance involves 3 decisions

Answer 6

1) Conformance
judging whether the product conforms to specification
2) Fitness for use
Deciding whether non conforming product is fit for use
3) Communication
deciding what to communicate to insiders and outsiders

Question 7

Fitness-for-use decisions

Answer 7

How will the product be used?
Are there risks to human safety or structural integrity?
What is the urgency?

Question 8

Communication decision

Answer 8

1) Communication to “outsiders”
- usually customers who have a right and a need to know
2) Communication to insiders
- when non conforming goods are shipped as fit for use, the reason for doing so are not always communicated to inspectors and especially not to production workers

Question 9

Inspection accuracy depends on

Answer 9

1) Completeness of inspection planning
2) The bias and precision of the instrument
3) Level of human error