0
Add your answer:
Earn +20 pts
A traffic sign which is used to control traffic is called a what?
traffic signal.
Why is red light used in traffic signals?
Red color is uesed for stop traffic signal bcos the red color having the highest wavelength.so, it is visible from the longer distance even in foggy atmosphere as compared to the other spectrum colors
What traffic signal is used in heavy traffic intersections to tell people who are walking whether they should proceed or wait?
Pedestrian Signal
What is a burst gate amplifier?
It is used to separate the color burst signal from the color signal.
What is the signal plan?
A "signal plan" is typically a document that outlines how signals are used or managed, whether in traffic control or communication systems. It specifies signal timings in traffic or signal allocation in communication networks.
Who inverted the first traffic light?
The light was proposed by John Peake Knight, a railroad engineer. He modeled the traffic control after the system used by the British railroad. An arm was moved up or down by policeman to signal whether traffic should stop or go. The arms could not be seen at night so the signal was changed to using red and green gas lamps.
Why do we need brakes in cars?
In order to stop safely when encountering an obstacle in the road or a traffic signal. Also used for parking to make certain the vehicle cannot move when unattended.
What do red lights symbolise?
Red lights are often used to symbolize caution, danger, or a stop signal. They are commonly associated with traffic signals, where they indicate that vehicles must come to a full stop. In other contexts, red lights can also represent alarm, warning, or a need for immediate attention.
What was used before the traffic light?
Stop signs
What is the language used by ground based air traffic controllers to signal to aircraft?
English
What type of electromagnetic wave is used when a traffic signal communicates with a car driver?
infared
Does flashing your headlights at a red traffic signal make it change to green?
No, Flashing your headlight's will have no effect on a traffic signal. The reason a traffic signal changes for emergency vehicles that have the lights flashing, is, they have a special transmitter that tells the light to change. This transmitter is connected to the emergency lights so it comes on when the lights are used.
