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Are traffic lights controlled?
Some lights have sensors :)
What is the circuit diagram of the traffic lights?
It is not really a circuit, traffic lights in todays world are controlled by programable logic controllers or a plc. There are rungs of logic to control the changing of the lights which are known as the inputs and outputs where the voltage is controlled to change the lights from red to yellow and green.
How do traffic lights know the set of instruction?
it is all controlled by a computer sytem with all of the information on the settings and delays
Are all redlights controlled by a traffic control signal vehicle detection device?
No. Some traffic signals (red lights) are on timers however this method is becoming rare
Who controlled the nation's rail traffic?
the govnerment or president controlled the nation's rail traffic. the police man controlled the nation'srail traffic.
What are the disadvantages of the traffic lights?
* The disadvantages of traffic lights r * Traffic lights can cause a chaos on the roads.* Also cause a huge traffic
What is the difference between a lollipop lady and a pelican crossing?
A lollipop lady is a crossing guard who helps children safely cross the road at designated points, whereas a pelican crossing is a type of pedestrian crossing controlled by traffic lights. Lollipop ladies use a stop sign on a stick to halt traffic, while pelican crossings have signal-controlled lights for pedestrian and vehicle traffic.
Who controls traffic lights?
No one really controlls the traffic lights. A computer system controls the traffic lights, and no humans are involved with controlling the traffic lights day in and day out. It is all automated these days.
How often do traffic lights burn out?
The new traffic lights are now LED lights and do not ever burn out.
Are traffic lights a noun?
Yes, the word 'traffic lights' is a noun, a plural, compound noun; a word for things.
Are traffic lights luminous?
No, because traffic lights are charged, not naturally bright.
What are traffic lights made of?
Traffic lights are made of part metal and part glass.
