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Questions and Answers
What was the first automated system for controlling traffic signals developed by?
What was the first automated system for controlling traffic signals developed by?
- Alexander Graham Bell
- Thomas Edison
- Leonard Casciato and Josef Kates (correct)
- Nikola Tesla
What is a 'signal group' in the terminology used in traffic signal control systems?
What is a 'signal group' in the terminology used in traffic signal control systems?
- A type of emergency vehicle signal
- A specific type of pedestrian crossing signal
- One electrical output from the traffic signal controller (correct)
- A group of traffic officers managing signals
What is a 'phase' in the context of traffic signals in Australia and New Zealand?
What is a 'phase' in the context of traffic signals in Australia and New Zealand?
- A specific type of traffic light
- A mechanism for pedestrian crossing
- A term for traffic congestion
- A period of time during which a set of traffic movements receive a green signal (correct)
What does a green phase indicate in terms of traffic signal aspects?
What does a green phase indicate in terms of traffic signal aspects?
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What is meant by a 'movement' in the context of traffic signals?
What is meant by a 'movement' in the context of traffic signals?
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What does motor control encompass?
What does motor control encompass?
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What must the nervous system integrate to control movement?
What must the nervous system integrate to control movement?
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Why is successful motor control crucial?
Why is successful motor control crucial?
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How many motor neurons control the contraction of ~600 muscles in humans?
How many motor neurons control the contraction of ~600 muscles in humans?
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What is a motor unit?
What is a motor unit?
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