Automation System
Which type of digitizer measures a wave traveling at the speed of sound?

Electrostatic
None of these
Caparitive
Digitizing sr amer
Sonic

ANSWER DOWNLOAD EXAMIANS APP

Automation System
Pressure sensors:

All of these
use the piezoresistive effect in strain gauge sensors
use an aneroid chamber with a variable resistance output
use capacitive variations to sense pressure
None of these

ANSWER DOWNLOAD EXAMIANS APP

Automation System
A dc servo motor:

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

ANSWER DOWNLOAD EXAMIANS APP

Automation System
Relay ladder logic is used in a PC because:

it is the best industrial control language ever developed.
it is impossible to write a control program for a machine in any other logic
most industrial control personnel are familiar with relay ladder logic diagrams and this is the easiest for them to use
None of these
All of these

ANSWER DOWNLOAD EXAMIANS APP

Automation System
One of the major benefits of using CAD in tool design is that:

tool motions can be checked to see if there is interference between the tool and the object
product design represents approximately one-half the engineering costs
it simplifies the trial-and-error method
there is better coordination in the materials-handling area
None of these

ANSWER DOWNLOAD EXAMIANS APP