Identify and State the Historical Significance of the Following

question 33

Short Answer

Identify and state the historical significance of the following:
-William Berkeley

---

Definitions:

Adjustable Wrench

A wrench with one fixed and one movable jaw, enabling it to span a wide range of dimensions. The position of the movable jaw is determined by rotating a helical adjusting worm.

Box-End Wrench

A hex or double hex wrench designed to completely enclose a bolt or nut and evenly apply torque to it.

Dial Indicator

A precision measuring tool used to measure small distances and angles with high accuracy, often used in engineering and manufacturing.

Backlash

The looseness or lost motion in a mechanical system, often noticeable in gear trains where there is a gap between mating gear teeth.