Engineering Materials in EE Temporary magnets are used in which of the following ? All of these. Generators. Hoist. Motors. All of these. Generators. Hoist. Motors. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE A ferromagnetic core subjected to cycles of magnetisation will exhibit hysteresis when the cycle is pulsating. / >(A), (B), and (C) are all correct. rotating. alternating. pulsating. / >(A), (B), and (C) are all correct. rotating. alternating. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE The magnetisation and applied field in ferromagnetic materials are related parabolically. linearly. non linearly. sinusoidally. parabolically. linearly. non linearly. sinusoidally. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE The Bohr model of the atom explained the color lines in the hydrogen spectrum. could not explain the line spectrum of atoms larger than hydrogen. had some made-up rules without explanations. All of these explained the color lines in the hydrogen spectrum. could not explain the line spectrum of atoms larger than hydrogen. had some made-up rules without explanations. All of these 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
Engineering Materials in EE Choose the best suitable of Diamagnetic : Paramagnetic:: Iron : Steel. Permalloy : Super-alloy. Water : Air. Nickel : Cobalt. Iron : Steel. Permalloy : Super-alloy. Water : Air. Nickel : Cobalt. ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS