Engineering Materials in EE A ferromagnetic core subjected to cycles of magnetisation will exhibit hysteresis when the cycle is / >(A), (B), and (C) are all correct. pulsating. alternating. rotating. / >(A), (B), and (C) are all correct. pulsating. alternating. rotating. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE Materials which lack permanent magnetic dipoles are called semi-magnetic. ferro-magnectic. None of these dia-magnetic. semi-magnetic. ferro-magnectic. None of these dia-magnetic. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE The temperature beyond which substances lose their ferroelectric properties, is known as curie temperature. conversion temperature. inversion temperature. critical temperature. curie temperature. conversion temperature. inversion temperature. critical temperature. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE How many classes of insulating materials are there? 7. 5. 6. 8. 7. 5. 6. 8. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE According to the Bohr model, an electron gains or losses energy only by jumping from one atom to another atom. jumping from one allowed orbit to another. being completely removed from an atom. moving faster or slower in an allowed orbit. jumping from one atom to another atom. jumping from one allowed orbit to another. being completely removed from an atom. moving faster or slower in an allowed orbit. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE The core of a transformer for microwave frequency should be made of silicon. iron. silicon carbide. ferrites. silicon. iron. silicon carbide. ferrites. ANSWER DOWNLOAD EXAMIANS APP
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