Physics
Figure shows a lemon crusher.
(a) In the diagram, mark the position of the directions of load L and effort E.
(b) Name the class of lever.
Related Questions
Name the three classes of levers and state how are they distinguished. Give two examples of each class.
Both a pair of scissors and a pair of pliers belong to the same class of levers. Name the class of lever. Which one has the mechanical advantage less than 1?
The diagram below shows a rod lifting a stone.
(a) Mark position of fulcrum F and draw arrows to show the directions of load L and effort E.
(b) What class of lever is the rod?
(c) Give one more example of the same class of lever stated in part (b).
State the kind of lever which always has the mechanical advantage less than 1. Draw a labelled diagram of such a lever.