Cascade control method - When can set be not operated?

Q.  In cascade control method, the set cannot be operated if
- Published on 29 Oct 15

a. PA > PB
b. PA < PB
c. PA = PB
d. None of these

ANSWER: PA = PB

Post your comment / Share knowledge


Enter the code shown above:

(Note: If you cannot read the numbers in the above image, reload the page to generate a new one.)