Engineering Materials in EE Which of the following is the example for piezo-electric material ? Copper None of these Potassium niobate Lead zirconate titanate Copper None of these Potassium niobate Lead zirconate titanate ANSWER DOWNLOAD EXAMIANS APP
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 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 Substance having permeability less than the permeability of free space, are known as diamagnetic. paramagnetic. ferromagnetic. bipolar. diamagnetic. paramagnetic. ferromagnetic. bipolar. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE Two different isotopes of an element have different numbers of protons. numbers of neutrons. atomic number. numbers of electrons. numbers of protons. numbers of neutrons. atomic number. numbers of electrons. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE The materials which exhibit the same elastic properties in all directions are called inelastic. visco elastic. isentropic. isotropic. inelastic. visco elastic. isentropic. isotropic. ANSWER DOWNLOAD EXAMIANS APP
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