Engineering Materials in EE What is the name of the fluorescent material that gives red colour fluorescence? Magnesium silicate. Zinc sulphide. Zinc silicate. Calcium silicate. Magnesium silicate. Zinc sulphide. Zinc silicate. Calcium silicate. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE Cryogenics is a branch of science dealing with which of the following? Low temperature. Friction and wear. High temperature. Crystal growth. Low temperature. Friction and wear. High temperature. Crystal growth. 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 can combine to form compounds. Atoms of different elements are quite different. All matter is composed of atoms. An atom contains a dense central nucleus. Atoms can combine to form compounds. Atoms of different elements are quite different. All matter is composed of atoms. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE How many valence electrons would be found in an atom with the atomic number of 51? 8. none of above. 5. 51. 8. none of above. 5. 51. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE In electrical machines the material preferred for pole shoes of electromagnets is aluminium. pure iron. copper. lead. aluminium. pure iron. copper. lead. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE In Bohr’s model of atomic structure, the nucleus consists of electrons. protons and neutrons. electrons and protons. protons. electrons. protons and neutrons. electrons and protons. protons. ANSWER DOWNLOAD EXAMIANS APP
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