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the functional organization of the human brainfor instance that the temporal lobe processes auditory and occipital cortex visual informationis
it is the lowest temperature at which a flammable liquid can form an ignitable mixture with air. at this temperature the vapour may cease to burn
it is a measure of how easily a dielectric material polarizes in response to an electric
even though most of the attention in cognitive neuroscience has been focused on studying the role of gray matter brain areas structures in
the ventricular system while the ventricular system is naturally not involved in cognitive processing since it consists of cavities filled
it is the product of either change in an electric dipole with the distance separating
one way that the cortex has been parcellated is based on fine-grained anatomical differences in the composition of the cortical layers their
it is the ratio of the internal electric field induced by the charges on the surface on the dielectric when an external field applied to the
the cerebrum is clearly the most interesting part of the brain from the point of view of cognitive neuroscience. the cerebrum consists of highly
the brain is only a part of a larger nervous system that extends to each part of the body. the nervous system can be divided into central nervous
it is a parameter of an insulator that defines the maximum voltage difference that can be applied across the material before the insulator collapse
brain anatomical coordinate systems are the first potential point of confusion as there are different ones due to the fact that research is
it describes the temperature above which the material loses its spontaneous polarization and piezoelectric
in order to be able to study the neural basis of perceptual and cognitive functions it is necessary to have some knowledge of brain anatomy i.e. what
in physics the dielectric material such as rochelle salt and barium titan ate with a domain structure containing dipoles a symmetric distributions of
1the first practical application for piezoelectric devices was sonar first developed during worldwar1. piezoelectric materials are as a
the world is derived from the greek world which means to squeeze or press. it is usually described as the generation of electricity as a result of
mica is an inorganic mineral. it is one of the best natural insulating materials available. in spite of the tremendous progress made in insulation
ordinary glass is a good insulator but is too brittle to be used for anything but scientific instrument part s accumulator container and for certain
plastics are polymers meaning they are made up of molecules from many different elements. by utilizing different combinations new polymers are made
ceramics are materials made by higher temperature firing treatment of natural clay and certain inorganic matters. structurally ceramics are crystal
there are thousands of insulating materials available in the market. insulations technology is one of the few branches where the number of materials
one of the functions of the insulation is hest transfer. consider an underground cable under operation. this cable is recommended for operations.
volume resistance the resistance provided to the current which flows through the material is called volume resistance. for a cube of unit dimensions
this is the virtue of a material resists flow of electric current. it should be as high as possible. when material is subjected to an electrical