Engineering Materials in EE Which of the following statements is not part of Daltons atomic theory? 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. Atoms can combine to form compounds. Atoms of different elements are quite different. 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
Engineering Materials in EE Which of the following is the example for piezo-electric material ? Copper None of these Lead zirconate titanate Potassium niobate Copper None of these Lead zirconate titanate Potassium niobate ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE Almost the entire mass of an atom is concentrated in the electrons. neutrons. nucleus. protons. electrons. neutrons. nucleus. protons. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE The permeability of iron can be increased by alloying with cobalt. purifying it. reducing carbon percentage. increasing carbon percentage. alloying with cobalt. purifying it. reducing carbon percentage. increasing carbon percentage. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE What are insulating materials that can tolerate maximum temperature? Glass. Porcelain. Mica. All of these. Glass. Porcelain. Mica. All of these. ANSWER DOWNLOAD EXAMIANS APP