MAGNETIC MATERIALS: MAGNETIC PROPERTIES
Magnetism is the phenomenon by which materials exert attractive or repulsive forces on other
materiales.Los mechanisms that explain this magnetic phenomena are complex and subtle and
knowledge is very r
Chemical and molecular bonds
Forces and binding energy
Secondary bond or van der Waals
3. Classification of engineering materials
History of the materials and their classification
The structure of ma
Classification and Designation of Materials.
Metals and metal alloys including steel, aluminum, magnesium, zinc, cast iron, titanium, copper,
nickel, among a few; have proper characteristics as thermal and electrical conduc
CHANGE THAT WOULD PERMIT TO SPEND THE HUMAN CONDITION OF SIMPLE
COLLECTOR Nominated sedentary THERE WAS VERY SLOWLY. AGRICULTURE HAD A
DEFINITIVE IMPORTANCE IN THE CHANGE, CHANGE THE WORK OF LIFE transformed
TYPE OF PRIMITIVE MAN, forcin
Importance Of Geology in Civil Engineering.
In civil engineer faces a variety of problems, in which the knowledge of geology is necessary.
Undoubtedly learn more geology in the field and in practice than can teach in the classroom or
in the laboratory of
IMPORTANCE OF SURVEYING
The topography is one of the oldest and most important arts practiced by the man, because
from the earliest times has been necessary to set boundaries and land. In the modern era the
topography is widely used, the results of survey
domains E Hysteresis
Any ferromagnetic or ferrimagnetic at temperatures below Tc material consists of small threedimensional regions in which the magnetic moments are all aligned in the same regions are
referred direccin.Estas domains is magnetized and ea
Typical Properties and Uses Metal.
a) Cast iron
Contains flaked graphite causing low strength and ductility, have high compressive strength,
good machinability, wear and wing resist thermal fatigue.
Most hypoeutectic gray iron are alloys containing 2.5 to
1- Mineral and crystal lattice.
Mineral: homogeneous and natural inorganic solid with an ordered atomic structure, and a fixed
chemical composition, or ranging within preestablished limits.
All minerals occurring in nature are composed of cryst
OWNERSHIP OF MATERIALS
In this paper we will look roughly some concepts intregran matter of Technology of Materials,
which will serve us to be clear about some ideas that will serve us to have a clearer
understanding of this matter, likewise
BRANCHES OF ENGINEERING.
Engineering Hydrometeorological logic:
The Engineer Hydrometeorological logical investigates the hydrological cycle in their ground
and air phases, having as goal the knowledge of "time" to put at the service of man, either