Automation System
How is the integral mode implemented using analog methods?

Op amp and an RC network to place the error voltage across the capacitor
Op amp and a capacitor
Op amp and resistors
All of these
None of these

ANSWER DOWNLOAD EXAMIANS APP

Automation System
Pressure sensors:

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

ANSWER DOWNLOAD EXAMIANS APP