Cascade control is – McqOptions

MCQOPTIONS

1.	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» E.

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