Automation System
The "walk-through" method of programming a robot involves:

None of these
moving the robot from one location to another
walking through your suggested procedure with your supervisor prior to programming
All of these
physically moving the robot through all the motions it is to repeat

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Automation System
Pressure sensors:

All of these
use an aneroid chamber with a variable resistance output
use the piezoresistive effect in strain gauge sensors
None of these
use capacitive variations to sense pressure

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Automation System
A dc servo motor:

All of these
None of these
uses a tachometer for speed feedback
can provide precise position control
uses a variable dc voltage for speed control

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