Automation System
A dc servo motor:

uses a variable dc voltage for speed control
can provide precise position control
None of these
uses a tachometer for speed feedback
All of these

ANSWER DOWNLOAD EXAMIANS APP

Automation System
The use of specialized workstations:

has a high cost-performance tradeoff
reduces the host computer workload and allows more users
reduces the host computer workload
None of these
provides limited growth potentials for 3-D

ANSWER DOWNLOAD EXAMIANS APP