Question

In Traffic Light ________ colour indicates stop.

Answer 1

Hint:Traffic Lights are also known as Traffic Signals, Stop Lights or Robots. It is defined as the signal devices which are placed at road intersection or pedestrian crossing. It indicates the flow and control of traffic.

Complete answer:
The first traffic light in the World was operated in London in the year 1868 December. In 1910 the first automated traffic control system was patented by Earnest Sirrine from Chicago and introduced the use of words ‘STOP’ and ‘PROCEED’. The traffic lights have been classified into three main colors – Green color which is an indication to proceed in the direction as signified if there is room in the sides of the intersection. It also depicts that the path is clear to go.
Then comes the Red color which is an indication of STOP until the safe signal is shown. The last color is Orange also known as Amber color which is an indication of wait and let the others pass by. This light was introduced in Detroit in the year 1915 at the Michigan and Woodward Aves.
Before the introduction of traffic lights the traffic police used to control the traffic flow where three men were assigned in all the three directions to regulate the flow.

Therefore, the correct answer is RED for STOP.

Note:The first electric traffic light was invented in the year 1912 by Lester Wire. Melbourne is regarded as the first city in Australia to install the traffic lights in 1928. The first interconnected traffic signal was introduced in Salt Lake City in the year 1917.