Materials and Components Piezoelectricity means the slight change in dimensions of a specimen when an electric field is applied. False True False True ANSWER DOWNLOAD EXAMIANS APP
Materials and Components Which of the following are true for relative dielectric constant?1. It is dimensionless.2. It is equal to 1 for vacuum.3. It is equal to 1 for all substances. 2 and 3 only 1 and 2 only 1 and 3 only 1, 2 and 3 2 and 3 only 1 and 2 only 1 and 3 only 1, 2 and 3 ANSWER DOWNLOAD EXAMIANS APP
Materials and Components Nickel is a non-magnetic material. False True False True ANSWER DOWNLOAD EXAMIANS APP
Materials and Components In solid insulator materials having only one kind of atom, the types of polarization which exist are Electronic and ionic Electronic, ionic and permanent Electronic only Electronic and ionic Electronic, ionic and permanent Electronic only ANSWER DOWNLOAD EXAMIANS APP
Materials and Components The fact that domains exhibits spontaneous magnetisation is First hypothesis is of Curie Boltzmann’s statistics Second hypothesis is of Weiss Curie-Weiss law First hypothesis is of Curie Boltzmann’s statistics Second hypothesis is of Weiss Curie-Weiss law ANSWER DOWNLOAD EXAMIANS APP
Materials and Components Which inductor is linear? Iron alloy cored Air cored Sheet steel cored Cast iron cored Iron alloy cored Air cored Sheet steel cored Cast iron cored ANSWER DOWNLOAD EXAMIANS APP
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