Deck 9: Testing and Evaluating

Question 1

Have you ever taken a small piece of plastic or metal and bent it back and forth until it broke? If you have,you have performed a(n)____ test.

A) Young
B) failure
C) fatigue
D) tensile

Answer 1

C

Question 2

If you keep stretching a material it will eventually get to a point where it will no longer return to its original shape when the tension is released.This stage is called the ____ limit.

A) ultimate
B) tensile
C) failure
D) elastic

Answer 2

D

Question 3

____________________ cost is the total cost of a product that includes the amount spent on energy to run it.

Answer 3

Life-cycle
Life cycle

Question 4

One well-known product testing organization is ____ Laboratories (UL).

A) Utah
B) Underwriters
C) United
D) Unlimited

Question 5

Test results most often take the form of descriptions.

Question 6

____________________ is the change in length of the material that is under stress.

Question 7

____ are opinions of those who have tried your product and will endorse it.

A) Descriptions
B) Analyses
C) Evaluations
D) Testimonials

Question 8

____ refers to the pleasurable response you get to an object or experience.

A) Ergonomics
B) Aesthetics
C) Impact
D) Yield

Question 9

When a material stretches (strains)proportionally to the amount of force (stress),that material conforms to Hooke's law.

Question 10

A standard measurement of hardness is the ____________________ hardness test.

Question 11

Hardness is indicated by a letter: R,L,M,E,and K.

Question 12

In your evaluation,you must only look at your own role in the designing and making of the solution.

Question 13

Engineering testing is only performed on the product or system as a whole once its components are assembled.

Question 14

The criteria of good design are ____.

A) immune to compromise
B) all based on aesthetics
C) all interrelated
D) entirely separable

Question 15

____________________,or "human factors engineering," has to do with designing products and environments that work well with people.

Question 16

The modulus of elasticity is also called ____ modulus.

A) Newton's
B) Young's
C) Hooke's
D) Rockwell's

Question 17

The failure point is also known as the ____ point.

A) rupture
B) strain
C) stress
D) yield

Question 18

____ is the force applied to a material.

A) Stress
B) Strain
C) Failure
D) Yield

Question 19

____ refers to whether the product does what it is supposed to do.

A) Life-cycle
B) Aesthetics
C) Performance
D) Durability

Question 20

The maximum force a material can withstand is called its ____________________ strength.

Question 21

Describe Hooke's Law.

Question 22

How can you find the hardness of a material?

Question 23

There can be many important attributes in your design work and impacts is one of them.What are impacts?

Question 24

Compare two refrigerators: Refrigerator A costs $500;Refrigerator B costs $650.A uses $0.70 per day ($255.50 per year)and B uses $0.45 of electricity per day ($165.25 per year);both have a life expectancy of 10 years.Which has the lower life-cycle cost?

Question 25

How can you use numbers to present test results?