Materials and Components Debye temperature of metals is About 10 K About 200 K About 600 K About 2 K About 10 K About 200 K About 600 K About 2 K ANSWER DOWNLOAD EXAMIANS APP
Materials and Components Spontaneous magnetisation is characteristic of ferromagnetic materials. True False True False 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 Curie rule Debye rule Matthiessen’s rule Onne’s rule Curie rule Debye rule Matthiessen’s rule Onne’s rule ANSWER DOWNLOAD EXAMIANS APP
Materials and Components When a material is in superconducting state and a magnetic field is applied The superconducting property may be affected and resistivity may increase from zero to a low value The superconducting property is not affected The material may become an insulator The superconducting property may be destroyed The superconducting property may be affected and resistivity may increase from zero to a low value The superconducting property is not affected The material may become an insulator The superconducting property may be destroyed ANSWER DOWNLOAD EXAMIANS APP
Materials and Components The merger of hole and free electron is called Covalent bonding Thermal energy Recombination Free electrons Covalent bonding Thermal energy Recombination Free electrons ANSWER DOWNLOAD EXAMIANS APP
Materials and Components The elements which become superconducting at extremely low temperatures are Ferromagnetic at room temperature Good conductors at room temperature Insulators at room temperature Relatively poor conductors at room temperature Ferromagnetic at room temperature Good conductors at room temperature Insulators at room temperature Relatively poor conductors at room temperature ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS