control and coordination

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What is trigonometry concerned with?

Calculation of areas and volumes

Relationships between shapes and sizes

Relationships between angles and ratios of lengths (correct)

Calculation of algebraic expressions

When did the field of trigonometry emerge?

5th century BC

8th century AD

1st century AD

3rd century BC (correct)

What did the mathematicians in India create related to trigonometry?

Formulas for calculating areas of circles

Principles of algebraic geometry

Concepts of differential calculus

Earliest-known tables of values for trigonometric ratios (correct)

In what areas has trigonometry been historically applied?

Geodesy, surveying, celestial mechanics, and navigation Signup and view all the answers

What are trigonometric identities commonly used for?

Rewriting trigonometrical expressions to simplify or solve equations Signup and view all the answers

Who developed the first automated system for controlling traffic signals?

Leonard Casciato and Josef Kates Signup and view all the answers

What is a 'phase' in the context of traffic signal control?

A period of time during which a set of traffic movements receive a green signal Signup and view all the answers

What terminology is used in PTV VISSIM for traffic signal control?

Signal group Signup and view all the answers

What is the purpose of sophisticated computerized control and coordination systems for traffic signals?

Self-adjust to minimize delay to people using the junction Signup and view all the answers

What is the equivalent concept of a 'phase' in the UK and USA terminology for traffic signal control?

Stage Signup and view all the answers

Who developed the first automated system for controlling traffic signals?

Leonard Casciato and Josef Kates Signup and view all the answers

What is a 'phase' in the context of traffic signal terminology?

A period of time during which a set of traffic movements receive a green signal Signup and view all the answers

What is a 'signal group' in the context of traffic signal terminology?

One electrical output from the traffic signal controller Signup and view all the answers

What was the year when the first automated system for controlling traffic signals was used in Toronto?

1954 Signup and view all the answers

What is the purpose of sophisticated computerized control and coordination systems for traffic lights?

Self-adjust to minimize delay to people using the junction Signup and view all the answers

control and coordination

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Questions and Answers

What is trigonometry concerned with?

When did the field of trigonometry emerge?

What did the mathematicians in India create related to trigonometry?

In what areas has trigonometry been historically applied?

What are trigonometric identities commonly used for?

Who developed the first automated system for controlling traffic signals?

What is a 'phase' in the context of traffic signal control?

What terminology is used in PTV VISSIM for traffic signal control?

What is the purpose of sophisticated computerized control and coordination systems for traffic signals?

What is the equivalent concept of a 'phase' in the UK and USA terminology for traffic signal control?

Who developed the first automated system for controlling traffic signals?

What is a 'phase' in the context of traffic signal terminology?

What is a 'signal group' in the context of traffic signal terminology?

What was the year when the first automated system for controlling traffic signals was used in Toronto?

What is the purpose of sophisticated computerized control and coordination systems for traffic lights?

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