Understanding Gear Systems and Prototyping

What is the primary function of an idler gear in a gear train?

• To increase the speed of the driven gear

• To change the direction of rotation

• To reduce the noise in the system

• To increase the torque output

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DOK Level 2: Skill/Concept

Which of the following is an example of an input device in an autonomous system?

• Motor

• Sensor

• Light bulb

• Speaker

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DOK Level 2: Skill/Concept

In a prototype, what is the main purpose of the chassis?

• To provide power to the system

• To support and hold all components together

• To process input data

• To increase the speed of the system

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DOK Level 2: Skill/Concept

How does a driving gear differ from a driven gear in a gear train?

• The driving gear is always larger than the driven gear

• The driving gear is the one that receives input power

• The driven gear is the one that transmits power to the system

• The driven gear is always smaller than the driving gear

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DOK Level 2: Skill/Concept

Which component is responsible for executing commands in an autonomous system?

• Input device

• Processor

• Output device

• Chassis

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DOK Level 2: Skill/Concept

Which of the following is an example of an output device?

• Microphone

• Camera

• Motor

• Sensor

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DOK Level 2: Skill/Concept

What is the purpose of debugging in the prototyping process?

• To create a new design

• To identify and fix errors in the system

• To increase the speed of the system

• To test the durability of the prototype

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DOK Level 2: Skill/Concept

What is the significance of iteration in the prototyping process?

• To finalize the design without changes

• To repeatedly test and improve the design

• To reduce the cost of the prototype

• To increase the complexity of the design

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DOK Level 2: Skill/Concept

Which of the following is NOT an example of a machine that uses gears?

• clock

• swing

• bicycle

• music box

A group of interlacing, interrelated, or interdependent elements or parts that function together as a whole to accomplish a goal.

• Systems

• Artifact

• Math

• Invention