Engineering Materials in EE Magnetic recording tape is most commonly made from small particles of iron. iron-dust. silicon-iron. ferric-oxide. small particles of iron. iron-dust. silicon-iron. ferric-oxide. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE Why diamond is very hard ? None of these Because of large cohesive energy Because of covalent solid Because of high melting point None of these Because of large cohesive energy Because of covalent solid Because of high melting point ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE Which of the following statements is not part of Daltons atomic theory? An atom contains a dense central nucleus. Atoms of different elements are quite different. All matter is composed of atoms. Atoms can combine to form compounds. An atom contains a dense central nucleus. Atoms of different elements are quite different. All matter is composed of atoms. Atoms can combine to form compounds. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE Almost the entire mass of an atom is concentrated in the neutrons. nucleus. protons. electrons. neutrons. nucleus. protons. electrons. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE The electron configuration of sulfur atom is 2, 8, 2. 1s2 , 2s2 2p6, 3s2 3p6. 2, 8, 6. none of these. 2, 8, 2. 1s2 , 2s2 2p6, 3s2 3p6. 2, 8, 6. none of these. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE How many valence electrons would be found in an atom with the atomic number of 51? 51. 8. 5. none of above. 51. 8. 5. none of above. ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS