Automation System
Three different aspects of colour are used to define specific colours. They are hue, saturation, and:

None of these
metamer
gray scale
shading
value

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Automation System
Vision sensors:

will remain very costly
will more closely match the capabilities of the human eye
All of these
can not improve much in the next decade
None of these

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Automation System
A solenoid:

is related to an aneroid
is widely used in industrial automation
None of these
can be used only in de circuits
is spring operated

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Automation System
An aneroid barometer

is very unreliable
can be used to measure gas or liquid flow rates
can measure only atmospheric pressure
None of these
measures pressure by sensing deflection of an evacuated chambers.

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Automation System
A flip-flop:

(a) and (c)
is a combinational logic device
None of these
is a sequential logic device
remembers what was previously stored in it

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