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 Find the odd one out. Dielectric strength. Absorptivity. Emissivity. Refractive index. Dielectric strength. Absorptivity. Emissivity. Refractive index. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE The permanent magnets are made from which of following materials ? Ferromagnetic. Diamagnetic. Soft iron. Paramagnetic. Ferromagnetic. Diamagnetic. Soft iron. Paramagnetic. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE Which statement is not true of ferromagnetic materials. They have fixed value of μr. They lose their nonlinearly property above the Curie temperature. They have large magnetic susceptibility. Energy loss is proportional to the area of hysteresis loop. They have fixed value of μr. They lose their nonlinearly property above the Curie temperature. They have large magnetic susceptibility. Energy loss is proportional to the area of hysteresis loop. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE Why diamond is very hard ? None of these Because of covalent solid Because of high melting point Because of large cohesive energy None of these Because of covalent solid Because of high melting point Because of large cohesive energy ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE The magnetisation and applied field in ferromagnetic materials are related sinusoidally. parabolically. linearly. non linearly. sinusoidally. parabolically. linearly. non linearly. ANSWER DOWNLOAD EXAMIANS APP
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