Engineering Materials in EE When a ferromagnetic substance is magnetized small changes in dimensions occur. Such a phenomenon is known as magnetic expansion. magnetostriction. magnetic hysteresis. magneto-calorisation. magnetic expansion. magnetostriction. magnetic hysteresis. magneto-calorisation. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE The electron configuration of copper is 1s2 , 2s2 2p6, 3s2 3p6 3d8, 4s1 4p 1s2 , 2s2 2p6, 3s2 3p6 3d10, 4s1. 1s2 , 2s2 2p6, 3s2 3p6 3d9, 4s2. none of above. 1s2 , 2s2 2p6, 3s2 3p6 3d8, 4s1 4p 1s2 , 2s2 2p6, 3s2 3p6 3d10, 4s1. 1s2 , 2s2 2p6, 3s2 3p6 3d9, 4s2. none of above. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE Two different isotopes of an element have different numbers of neutrons. atomic number. numbers of protons. numbers of electrons. numbers of neutrons. atomic number. numbers of protons. numbers of electrons. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE Which of the following statements is not part of Daltons atomic theory? Atoms of different elements are quite different. Atoms can combine to form compounds. An atom contains a dense central nucleus. All matter is composed of atoms. Atoms of different elements are quite different. Atoms can combine to form compounds. An atom contains a dense central nucleus. All matter is composed of atoms. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE All ions of an element have the same both option A. and C. number of protons. atomic number. number of electrons. both option A. and C. number of protons. atomic number. number of electrons. 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