Engineering Materials in EE Which of the following is the least desired property in magnetic materials for electrical engineering applications ? All of these Large hysteresis loop. High electrical resistivity. High magnetic permeability. All of these Large hysteresis loop. High electrical resistivity. High magnetic permeability. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE Which of following material has least value of dielectric constant? Paper. Ceramics. Glass. Oil. Paper. Ceramics. Glass. Oil. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE A degaussing is the process of removing gases from materials. removal of magnetic impurities. remagnetising metallic parts. demagnetising metallic parts. removing gases from materials. removal of magnetic impurities. remagnetising metallic parts. demagnetising metallic parts. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE The number of rings in the Bohr model of any element is determined by what? Column number on periodic table. Row number on periodic table. Atomic number. Atomic mass. Column number on periodic table. Row number on periodic table. Atomic number. Atomic mass. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE Dielectric constant for vacuum is 0. 100. infinity. 1. 0. 100. infinity. 1. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE When a ferromagnetic substance is magnetized small changes in dimensions occur. Such a phenomenon is known as magnetic hysteresis. magnetostriction. magneto-calorisation. magnetic expansion. magnetic hysteresis. magnetostriction. magneto-calorisation. magnetic expansion. ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS