Engineering Materials in EE The permanent magnets are made from which of following materials ? Soft iron. Diamagnetic. Paramagnetic. Ferromagnetic. Soft iron. Diamagnetic. Paramagnetic. Ferromagnetic. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE Which of the following statements is not part of Daltons atomic theory? Atoms can combine to form compounds. Atoms of different elements are quite different. An atom contains a dense central nucleus. All matter is composed of atoms. Atoms can combine to form compounds. Atoms of different elements are quite different. An atom contains a dense central nucleus. All matter is composed of atoms. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE Materials which lack permanent magnetic dipoles are called semi-magnetic. dia-magnetic. None of these ferro-magnectic. semi-magnetic. dia-magnetic. None of these ferro-magnectic. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE Materials having a high dielectric constant, which is non-linear, are known as elastomers. ferroelectric materials. super die-electrics. hard die-electrics. elastomers. ferroelectric materials. super die-electrics. hard die-electrics. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE According to the Bohr model, an electron gains or losses energy only by being completely removed from an atom. jumping from one allowed orbit to another. jumping from one atom to another atom. moving faster or slower in an allowed orbit. being completely removed from an atom. jumping from one allowed orbit to another. jumping from one atom to another atom. moving faster or slower in an allowed orbit. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE Temporary magnets are used in which of the following ? Generators. Hoist. Motors. All of these. Generators. Hoist. Motors. All of these. ANSWER DOWNLOAD EXAMIANS APP
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