Engineering Materials in EE A ferromagnetic core subjected to cycles of magnetisation will exhibit hysteresis when the cycle is rotating. alternating. / >(A), (B), and (C) are all correct. pulsating. rotating. alternating. / >(A), (B), and (C) are all correct. pulsating. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE Which of the following gives materials in order of decreasing values of permeability? Pure iron, silicon iron, aluminium, bismuth. Permalloy, nickel, air, water. Silver, copper, aluminium, iron. Cobalt, nickel, aluminium, iron. Pure iron, silicon iron, aluminium, bismuth. Permalloy, nickel, air, water. Silver, copper, aluminium, iron. Cobalt, nickel, aluminium, iron. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE Temporary magnets are used in which of the following ? Generators. Hoist. Motors. All of these. Generators. Hoist. Motors. All of these. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE The numberof atoms per unit cell in a B.C.C structure is 4. 2. 7. 12. 4. 2. 7. 12. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE The atomic radius in case of face centered cubic lattice is a / 3. a / 2. a / 4. a. a / 3. a / 2. a / 4. a. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE Permittivity of free space is equal to 8.854 × 10 - 13 F / m. 8.854 × 10 - 10 F / m. 8.854 × 10 - 11 F / m. 8.854 × 10 - 12 F / m. 8.854 × 10 - 13 F / m. 8.854 × 10 - 10 F / m. 8.854 × 10 - 11 F / m. 8.854 × 10 - 12 F / m. ANSWER DOWNLOAD EXAMIANS APP
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