Cascade control is

Question: Cascade control is
[A].

the continuous adjustment of the set point index of an automatic control loop by a primary (master) controller.

[B].

used when changes in process conditions cause serious upsets in the controlled variable.

[C].

useful to control flow from temperature.

[D].

all ‘a’, ‘b’ & ‘c’.

Answer: Option D

Explanation:

No answer description available for this question.