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WorksheetsPLC
Total questions: 20
Worksheet time: 10mins
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
Why PLC is developed.
To replace Computer systems.
To replace Relay system.
What task do PLC perform.
Interlocking
Sequencing
Timing and Control
All of the above
_________ is the brain of the PLC
Computer
CPU
Memory
Input Device
_________ is the input device of PLC
Keyboard
Sensors
Hard disc
Monitor
_________ is the output device of PLC.
Solenoid Valve
Lamp
Hard disc
Monitor
_________ programming Language is used for PLC
Java
C Language
Ladder Diagram
All of the above
_________ programming Language is used for Traffic Lights
Java
C Language
Ladder Diagram
All of the above
The vertical lines in a ladder diagram is called as ______________
Rungs
Rail
The horizontal lines in a ladder diagram is called as ______________
Rungs
Rail
The Inputs of PLC is represented as _____________in ladder diagram.
Switches
Actuators
________ symbol of Normally close switch.
________ symbol of Normally open switch.
________ Ladder diagram for AND Gate.
________ Ladder diagram for NAND Gate.
________ is used for circuit that is able to hold the output energized.
Timer
Latching
________is a PLC instruction measuring the amount of time elapsed following an event.
Timer
Latching
