Technology grade 9

OpenStax

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Mechanisms and motion

0.3 Mechanisms and motion

0.5 Mechanisms and motion

1.3 Mechanisms and motion

2 Pulleys and gears

1 Specifications for a new classroom

2 Orthographic projections in drawings

3 The skill of drawing on scale

3.3 Architectural planning

3.5 The skill of drawing on scale

How hydraulic systems work

0.3 Hydraulic and pneumatic systems

0.5 How hydraulic systems work

1 Calculating the mechanical advantage of a hydraulic system

1.3 Hydraulic and pneumatic systems

1.5 Calculate the mechanical advantage of a hydraulic system

2 How valves function in hydraulic systems

3 Build a hydraulic system

Source: OpenStax, Technology grade 9. OpenStax CNX. Sep 15, 2009 Download for free at http://cnx.org/content/col11071/1.1

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