Compound Machines

(section: 3 / paragraph: a / line: 1)

2014-10-27 19:39 For the first class lever component, does the total length of the bar have to be less than 40 cm or the individual sides from the fulcrum?

For the class 1 lever the load point to load point measurements must be less than or equal to 40.0 cm. The size of the the fulcrum is irrelevant to this measurement.

(section: 3 / paragraph: a / line: 1-2)

2014-11-25 20:14 For class II lever would 40 cm be measured from the center of the fulcrum to the center of the load?

The fulcrum connection and load location are points. The 40 cm maximum length will be from one to the other.