True or False a) A process consist of a sequence of steps _________ b) A control

ID: 2084400 • Letter: T

Question

True or False

a) A process consist of a sequence of steps _________

b) A controller is a computer used to monitor and control a process _________

c) The interface circuits serve as a protection for the controller _________

d) Computers are used to control low-voltage processes _________

e) The control logic programmed in a relay panel is hardwired _________

f) An actuator is anything that can be controlled to change the status of a system _________

g) If a process is automated then it must be reprogrammable _________

h) Reprogramming is the key of Robotics _________

i) Phototransistors are photoelectric sensors _________

j) Sensors are used to detect the state of a process _________

k) An actuator is a type of motor (DC or AC) used to change the state of a process _________

l) Automation and robotics refers to the use of computers in manufacturing systems _________

m) The operating characteristics curve of photoelectric sensor gives the speed of detection___________

a.True

b.false

c.true

d.false

e.false

f.true

g.true

h.true

i.true

j.true

k.true

l.false

m.true

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