Pages in this set

Page 1

Preview of page 1
UNIT 1 ­ Mechanics and Materials (Definitions)
Breaking stress The maximum stress (force per unit area that can be applied to a material
before it is pulled apart (also called the tensile strength).

Brittle A material that shows no plastic deformation just beyond its elastic limit.

Centre of gravity The…

Page 2

Preview of page 2
Tensile stress The tensile force per unit area.

Terminal velocity Constant velocity of a falling object in which the force of gravity downwards
is balanced by the drag force.

Tough Materials that are able to withstand impact forces without breaking and require a large
force to produce a small plastic…


No comments have yet been made

Similar Physics resources:

See all Physics resources »