Engineering Materials in EE Which of the following is the ferroelectric material ? Potassium dihydrogen phosphate. Barium titanate. All of these Rochelle salt. Potassium dihydrogen phosphate. Barium titanate. All of these Rochelle salt. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE The electron configuration of sulfur atom is none of these. 2, 8, 6. 1s2 , 2s2 2p6, 3s2 3p6. 2, 8, 2. none of these. 2, 8, 6. 1s2 , 2s2 2p6, 3s2 3p6. 2, 8, 2. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE Which statement is not true of ferromagnetic materials. They lose their nonlinearly property above the Curie temperature. Energy loss is proportional to the area of hysteresis loop. They have fixed value of μr. They have large magnetic susceptibility. They lose their nonlinearly property above the Curie temperature. Energy loss is proportional to the area of hysteresis loop. They have fixed value of μr. They have large magnetic susceptibility. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE What is the value of dielectric constant of air? 1. none of these. Less than 1 0. 1. none of these. Less than 1 0. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE The temperature beyond which substances lose their ferroelectric properties, is known as critical temperature. curie temperature. inversion temperature. conversion temperature. critical temperature. curie temperature. inversion temperature. conversion temperature. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE How many valence electrons would be found in an atom with the atomic number of 51? 8. 5. none of above. 51. 8. 5. none of above. 51. ANSWER DOWNLOAD EXAMIANS APP
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