What are the four Ds of robotics, and what is an example of each?

What will be an ideal response?


Dull, Dirty, Difficult, and DangerousDull = some kind of repetitive taskDirty = some kind of task where the person is covered in grime, dirt, soot, and so forth.Difficult = some kind of task where the person has to strain muscles or bend into unnatural positionsDangerous = some kind of task that is a health or physical hazard to the person

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The U-value and R-value of an assembly are related to each other by which relationship?

A) U2 +R2 = 1.0 B) (U)(R) = 1.0 C) U +R = 1 D) U = R E) None of the above

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What is the number one factor determining a crop's suitability for a particular climate?

What will be an ideal response?

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Waterfowl use migration patterns that generally run _____

a. north and south b. east and west c. inland d. toward the coastline

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If a wall measures 24' x 28', and made of 8" block, what is the area of the wall in square feet?

What will be an ideal response?

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