Automation System
What is proportional control?

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

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Automation System
Stepping motors:

can run at varying speeds
All of these
can be built to index different amounts by changing the pole configuration
can run both clockwise and counterclockwise
do not require commutators

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Automation System
A flip-flop:

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

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