Automation System
Pressure sensors:

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

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Automation System
The main function(s) of computer in CAD is/are

To relieve the designer from routine repetitious tasks.
None of these
To enhance the analytical and logical power of the designer
All of these
To serve as an extension to the memory of the designer

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