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How is the work a mechanism loses to friction calculated?
4
Joule (J)
Work Output = Work Input - Work Lost
pitch
The axle also moves
9.8 m/second squared
Multiplying it, changing its type, changing its direction
Work Output = Work Input
When turning a wheel that is attached to an axle, which of the following happens?
4
Joule (J)
Work Output = Work Input - Work Lost
pitch
The axle also moves
9.8 m/second squared
Multiplying it, changing its type, changing its direction
Work Output = Work Input
Gravity provides the acceleration of a falling object's force. Around the Earth, this acceleration is constant. What is it?
4
Joule (J)
Work Output = Work Input - Work Lost
pitch
The axle also moves
9.8 m/second squared
Multiplying it, changing its type, changing its direction
Work Output = Work Input
Which of the following shows the work output of an ideal mechanism?
4
Joule (J)
Work Output = Work Input - Work Lost
pitch
The axle also moves
9.8 m/second squared
Multiplying it, changing its type, changing its direction
Work Output = Work Input
Which of the following describes how mechanical advantage can change the initial force put into a tool.
4
Joule (J)
Work Output = Work Input - Work Lost
pitch
The axle also moves
9.8 m/second squared
Multiplying it, changing its type, changing its direction
Work Output = Work Input
A pulley system is made up of two pulleys and four sections of rope that are acting on the load. What is the mechanical advantage of such a pulley system?
4
Joule (J)
Work Output = Work Input - Work Lost
pitch
The axle also moves
9.8 m/second squared
Multiplying it, changing its type, changing its direction
Work Output = Work Input
Which of the following terms describes the distance between a screw's threads?
4
Joule (J)
Work Output = Work Input - Work Lost
pitch
The axle also moves
9.8 m/second squared
Multiplying it, changing its type, changing its direction
Work Output = Work Input
What is the unit of measurement for work?
4
Joule (J)
Work Output = Work Input - Work Lost
pitch
The axle also moves
9.8 m/second squared
Multiplying it, changing its type, changing its direction
Work Output = Work Input
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