Materials and Components Spontaneous magnetisation is characteristic of ferromagnetic materials. True False True False ANSWER DOWNLOAD EXAMIANS APP
Materials and Components Which inductor is used at high frequencies? Sheet steel cored Iron alloy cored Ceramic cored Cast iron cored Sheet steel cored Iron alloy cored Ceramic cored Cast iron cored ANSWER DOWNLOAD EXAMIANS APP
Materials and Components The phenomenon of dielectric hysteresis occurs with None of these DC Both AC and DC AC None of these DC Both AC and DC AC ANSWER DOWNLOAD EXAMIANS APP
Materials and Components Nickel is a non-magnetic material. True False True False ANSWER DOWNLOAD EXAMIANS APP
Materials and Components The residual resistivity of a binary alloy at 0 K is Dependent on the concentration of minor component in the alloy Sum of residual resistivities of component metals Difference of residual resistivities of component metals Product of residual resistivities of component metals Dependent on the concentration of minor component in the alloy Sum of residual resistivities of component metals Difference of residual resistivities of component metals Product of residual resistivities of component metals ANSWER DOWNLOAD EXAMIANS APP
Materials and Components Electrical contact materials used in switches, brushes, relay must possess Low thermal conductivity and low melting pointL Low thermal conductivity and high melting point High thermal conductivity and low melting point High thermal conductivity and high melting point Low thermal conductivity and low melting pointL Low thermal conductivity and high melting point High thermal conductivity and low melting point High thermal conductivity and high melting point ANSWER DOWNLOAD EXAMIANS APP