Automation System
Resolution in a CRT refers to:

the number of pixels in each square centimeter
None of these
the speed at which the monitor can accept data from the computer
the number of phosphor dots that react when hit by the electron beam
the number of addressable elements on the tube

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Automation System
A solenoid:

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

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