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STRUCTURES, image, image, image, image, image - Coggle Diagram
STRUCTURES
STRESS
TYPES OF STRESS
TRACTION:
to stretch a body.
opposing forces.
example: the rubber band of a catapult
COMPRESSION
opposing forces
example: the legs of a table
to crush or compress a body.
BENDING
to bend a body.
example: rail in a wardrobe
not opposing
TORSION
act in different directions
example: turn a key to open door
to twist a body.
SHEARING OR CUTTING
example: cut a sheet of metal
to divide something.
forces act very near each other, but not opposing.
internal tension wich all bodies experience when one or more forces are applied to them.
they mantain the objects and also made them resistnat to forces by using colums etc
MAN-MADE STRUCTURES: are made by people to satisfy a need
NATURAL STRUCTURES: are not made by a man
FORCES AND LOADS
LOADS
permanent loads:they don´t vary over time
variable loads: vary over time
FORCE
dynamic effect: it make it move or stop
static effect: if the body is deformed
