Engineering Materials in EE Why diamond is very hard ? Because of high melting point Because of large cohesive energy Because of covalent solid None of these Because of high melting point Because of large cohesive energy Because of covalent solid None of these 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. All matter is composed of atoms. Atoms of different elements are quite different. An atom contains a dense central nucleus. Atoms can combine to form compounds. All matter is composed of atoms. Atoms of different elements are quite different. An atom contains a dense central nucleus. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE Materials which lack permanent magnetic dipoles are called dia-magnetic. ferro-magnectic. None of these semi-magnetic. dia-magnetic. ferro-magnectic. None of these semi-magnetic. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE Almost the entire mass of an atom is concentrated in the protons. nucleus. neutrons. electrons. protons. nucleus. neutrons. electrons. 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 Substance having permeability less than the permeability of free space, are known as paramagnetic. bipolar. ferromagnetic. diamagnetic. paramagnetic. bipolar. ferromagnetic. diamagnetic. ANSWER DOWNLOAD EXAMIANS APP
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