Font size
WorksheetsControl System
Total questions: 10
Worksheet time: 5mins
Automatic control of machines and processes is a vital part of modern industry. Which statement is false?
Greater consistency of product
Too much hassle in operating the machines and processes
Reduce operating cost due to improved utilisation of plant, material and manpower
Greater safety for operating personnel
Control system consists of
(a)
What is a plant? (more than 1 answer)
A piece of equipment perhaps a set of machine, functioning together which is to perform a particular operation
Any physical object to be control such as heating furnace, chemical reactor or spacecraft
A continous operation which consist of a control action in series
Disturbance is a signal that give good effect to the system.
True
False
How many type/s of control system?
1
2
3
4
Open loop control: The output has effect to the act of control. Is it True or False
True
False
The error signal in closed loop control is feedback to the control instrument to reduce the error. Is this statement True or False
True
False
Feedback signal is:
An interconnection of elements and devices for a desired purpose
The adjustment of the parameters to achieve the most favorable or advantages design
The synergistic integration of mechanical, electrical and computer system
A measure of the output of the system used for feedback to control the system
Control system is an interconnection of components forming a system configuration that will provide a desired response.
True
False
Which one is not a process?
Device
Plant
System under control
None of the above
