Engineering Materials in EE Which of the following is the example for piezo-electric material ? Potassium niobate Lead zirconate titanate None of these Copper Potassium niobate Lead zirconate titanate None of these Copper ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE The temperature beyond which substances lose their ferroelectric properties, is known as conversion temperature. curie temperature. inversion temperature. critical temperature. conversion temperature. curie temperature. inversion temperature. critical temperature. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE Susceptibility is negative for none of above. ferromagnetic substances. diamagnetic substances. non magnetic substances. none of above. ferromagnetic substances. diamagnetic substances. non magnetic substances. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE The electron configuration of copper is none of above. 1s2 , 2s2 2p6, 3s2 3p6 3d9, 4s2. 1s2 , 2s2 2p6, 3s2 3p6 3d8, 4s1 4p 1s2 , 2s2 2p6, 3s2 3p6 3d10, 4s1. none of above. 1s2 , 2s2 2p6, 3s2 3p6 3d9, 4s2. 1s2 , 2s2 2p6, 3s2 3p6 3d8, 4s1 4p 1s2 , 2s2 2p6, 3s2 3p6 3d10, 4s1. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE The dielectric strength of ferroelectric materials depends to a large extent on frequency of applied voltage. presence of magnetic materials in the vicinity. intensity of electric field. area of hysteresis loop for the material. frequency of applied voltage. presence of magnetic materials in the vicinity. intensity of electric field. area of hysteresis loop for the material. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE A degaussing is the process of removal of magnetic impurities. demagnetising metallic parts. remagnetising metallic parts. removing gases from materials. removal of magnetic impurities. demagnetising metallic parts. remagnetising metallic parts. removing gases from materials. ANSWER DOWNLOAD EXAMIANS APP
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