Materials and Components Spontaneous magnetisation is characteristic of ferromagnetic materials. True False True False ANSWER DOWNLOAD EXAMIANS APP
Materials and Components Electric dipole moment is expressed in debye unit. False True False True ANSWER DOWNLOAD EXAMIANS APP
Materials and Components On the basis of the type of chemical bonds, solids may be classified into Ionic and valence crystals Ionic crystal, valence crystals and metals Ionic crystals Ionic crystals, valence crystals, metal and vander wall crystals Ionic and valence crystals Ionic crystal, valence crystals and metals Ionic crystals Ionic crystals, valence crystals, metal and vander wall crystals ANSWER DOWNLOAD EXAMIANS APP
Materials and Components Electrical contact materials used in switches, brushes, relay must possess High thermal conductivity and low melting point High thermal conductivity and high melting point Low thermal conductivity and high melting point Low thermal conductivity and low melting pointL High thermal conductivity and low melting point High thermal conductivity and high melting point Low thermal conductivity and high melting point Low thermal conductivity and low melting pointL ANSWER DOWNLOAD EXAMIANS APP
Materials and Components In a metal, the valence electrons Are not shared Either B or C Are shared by all atoms Are shared only between neighbouring atoms Are not shared Either B or C Are shared by all atoms Are shared only between neighbouring atoms ANSWER DOWNLOAD EXAMIANS APP
Materials and Components The rule that resistivity of conductors can be separated into two parts viz. temperature independent and temperature dependent is known as Debye rule Curie rule Matthiessen’s rule Onne’s rule Debye rule Curie rule Matthiessen’s rule Onne’s rule ANSWER DOWNLOAD EXAMIANS APP
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