Engineering Materials in EE Which of the following is the ferroelectric material ? Potassium dihydrogen phosphate. Rochelle salt. All of these Barium titanate. Potassium dihydrogen phosphate. Rochelle salt. All of these Barium titanate. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE Maximum number of electrons in a sub-shell with l = 3 and n = 4 is 10. 14. 8. 20. 10. 14. 8. 20. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE In order to minimise loss due to hysteresis, the magnetic material should have high retentivity. high resistivity. low hysteresis coefficient. large B-H loop area. high retentivity. high resistivity. low hysteresis coefficient. large B-H loop area. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE A ferromagnetic core subjected to cycles of magnetisation will exhibit hysteresis when the cycle is rotating. alternating. / >(A), (B), and (C) are all correct. pulsating. rotating. alternating. / >(A), (B), and (C) are all correct. pulsating. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE Susceptibility is negative for none of above. diamagnetic substances. ferromagnetic substances. non magnetic substances. none of above. diamagnetic substances. ferromagnetic substances. non magnetic substances. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE A degaussing is the process of removing gases from materials. removal of magnetic impurities. demagnetising metallic parts. remagnetising metallic parts. removing gases from materials. removal of magnetic impurities. demagnetising metallic parts. remagnetising metallic parts. ANSWER DOWNLOAD EXAMIANS APP
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