Automation System
In raster-scan colour monitors, colour can be intensified by:

using an in-line gun arrangement with a solid metal mesh
grouping the phosphor dots in a circular pattern
None of these
having each electron gun controlled by separate signal
having each electron gun controlled by a composite signal

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Automation System
Pressure sensors:

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

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