Engineering Materials in EE The permanent magnets are made from which of following materials ? Soft iron. Paramagnetic. Ferromagnetic. Diamagnetic. Soft iron. Paramagnetic. Ferromagnetic. Diamagnetic. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE Indicate which of following material does not retain magnetism permanently soft iron. hardness steel. stainless steel. none of above. soft iron. hardness steel. stainless steel. none of above. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE Why diamond is very hard ? Because of large cohesive energy None of these Because of covalent solid Because of high melting point Because of large cohesive energy None of these Because of covalent solid Because of high melting point ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE Susceptibility is negative for non magnetic substances. ferromagnetic substances. diamagnetic substances. none of above. non magnetic substances. ferromagnetic substances. diamagnetic substances. none of above. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE The intensity of magnetization, M, of a ferro magnetic solid is independent of temperature. decreases with increasing temperature. increases with increasing temperature. depends on method of heating. is independent of temperature. decreases with increasing temperature. increases with increasing temperature. depends on method of heating. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE What is the value of dielectric constant of air? none of these. 1. 0. Less than 1 none of these. 1. 0. Less than 1 ANSWER DOWNLOAD EXAMIANS APP
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