Fig. 1 (a) is an illustration of a levers. Study them carefully and answer the questions that follow. i) Identify the type of levers labelled I and II. ii) Name the parts labelled I, II and III.

Here are the answers to your questions:

i)

• Lever I (pliers) is a Class 1 lever.
• Lever II (forklift) is a Class 2 lever.

ii)

• Part I is the load (or jaws).
• Part II is the fulcrum.
• Part III is the effort (or handles).