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Q: What are fixed time traffic signals?
  • A. Signals that have a fixed duration for each phase
  • B. Signals that adjust timing based on weather conditions
  • C. Signals that are manually controlled by a traffic officer
  • D. Signals that change timing based on traffic flow
Correct Answer: Option A - Fixed time traffic signals–It is also known as pre-time signals. It's have a fixed duration for each phase. • These are said to be repeat regularly a cycle of red, amber and green lights. • The main drawback of these signals is that sometimes traffic flow on one road may be almost nil and traffic on cross-road may be quite heavy but time available in both cases is same.
A. Fixed time traffic signals–It is also known as pre-time signals. It's have a fixed duration for each phase. • These are said to be repeat regularly a cycle of red, amber and green lights. • The main drawback of these signals is that sometimes traffic flow on one road may be almost nil and traffic on cross-road may be quite heavy but time available in both cases is same.

Explanations:

Fixed time traffic signals–It is also known as pre-time signals. It's have a fixed duration for each phase. • These are said to be repeat regularly a cycle of red, amber and green lights. • The main drawback of these signals is that sometimes traffic flow on one road may be almost nil and traffic on cross-road may be quite heavy but time available in both cases is same.