Engineering Materials in EE What are insulating materials that can tolerate maximum temperature? All of these. Glass. Porcelain. Mica. All of these. Glass. Porcelain. Mica. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE Two different isotopes of an element have different numbers of electrons. numbers of protons. atomic number. numbers of neutrons. numbers of electrons. numbers of protons. atomic number. numbers of neutrons. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE Materials having a high dielectric constant, which is non-linear, are known as ferroelectric materials. super die-electrics. hard die-electrics. elastomers. ferroelectric materials. super die-electrics. hard die-electrics. elastomers. 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 The permeability of iron can be increased by alloying with cobalt. purifying it. increasing carbon percentage. reducing carbon percentage. alloying with cobalt. purifying it. increasing carbon percentage. reducing carbon percentage. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE Permittivity of free space is equal to 8.854 × 10 - 11 F / m. 8.854 × 10 - 12 F / m. 8.854 × 10 - 10 F / m. 8.854 × 10 - 13 F / m. 8.854 × 10 - 11 F / m. 8.854 × 10 - 12 F / m. 8.854 × 10 - 10 F / m. 8.854 × 10 - 13 F / m. ANSWER DOWNLOAD EXAMIANS APP