Automation System
A smart solid-state sensor is:

not available today
All of these
one that has two or three substrates
None of these
one that integrates both logic and a solid-state sensor into one unit.

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Automation System
A semi-continuous operation means:

each operation in a sequence is continuous, but subsequent operations in the sequence may be different.
coffee breaks are allowed for the operator
a computer is a required part of the machine
None of these
the operation is continuous each shift, but stops between shifts

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Automation System
An encoder:

is used to send telegraph signals
None of these
converts a binary number to a decimal number.
can have only four keys
converts an input to a binary number

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Automation System
What is proportional control?

The gain is independent of offset error.
It has a discrete output for each error value
None of these
The controller output varies continuously over a range
All of these

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