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WorksheetsPLC QUIZ
Total questions: 21
Worksheet time: 11mins
What the symbol function?
Normally Close (NC)
Normally Open (NO)
Open Circuit
Close Circuit
What the symbol function?
Normally Close (NC)
Normally Open (NO)
Open Circuit
Close Circuit
What the program function?
on delay timer
off delay timer
interlock by output
interlock by input
What the logic function?
OR
AND
What the logic function?
OR
AND
PLC is abbreviated as___________
Programmable Logic Controller
Programmable Logic Computer
Where Automation is recommended?
Repetitive action
Sequential action
Automation leads to _____________
Higher Productivity
Improved safety in working condition.
Superior quality of end product
All of the above
PLC implements___________ functions by means of a program.
Arithmetic
Logic control
The Inputs of PLC is represented as _____________in ladder diagram.
Switches
Actuators
The horizontal lines in a ladder diagram is called as ______________
Rungs
Rail
________ is used for circuit that is able to hold the output energized.
Timer
Latching
________ Ladder diagram for AND Gate.
________is a PLC instruction measuring the amount of time elapsed following an event.
Timer
Latching
Identify the symbol shown by the image?
Normally Closed Contact
Normally Open Contact
Relay Coil
Normally open pushbutton
what type of diagram is shown by the image?
Ladder Diagram
Functional Block Diagram
Logic Gates
Programmable Logic Controller
what type of diagram is shown by the image?
Ladder Diagram
Functional Block Diagram
Logic Gates
Programmable Logic Controller
Is an electrically operated switch. Current flowing through the coil creates a magnetic field, which attracts a lever and changes the switch contacts.
Normally open pushbutton
Normally closed pushbutton
Relay
Emergency switch
What is the default value of timers
Seconds
Milliseconds
Hours
Minuets
_________ is the input device of PLC
Keyboard
Sensors
Hard disc
Monitor
_________ is the output device of PLC.
Solenoid Valve
Lamp
Hard disc
Monitor
