Engineering Materials in EE Choose the best suitable of Diamagnetic : Paramagnetic:: Permalloy : Super-alloy. Water : Air. Iron : Steel. Nickel : Cobalt. Permalloy : Super-alloy. Water : Air. Iron : Steel. Nickel : Cobalt. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE Permanent magnets are used in generators. motors. all of above. loud speakers. generators. motors. all of above. loud speakers. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE How many valence electrons would be found in an atom with the atomic number of 51? 51. 8. 5. none of above. 51. 8. 5. none of above. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE The numberof atoms per unit cell in a B.C.C structure is 4. 7. 2. 12. 4. 7. 2. 12. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE In order to minimise loss due to hysteresis, the magnetic material should have high retentivity. low hysteresis coefficient. high resistivity. large B-H loop area. high retentivity. low hysteresis coefficient. high resistivity. large B-H loop area. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE The electron configuration of sulfur atom is 2, 8, 6. none of these. 2, 8, 2. 1s2 , 2s2 2p6, 3s2 3p6. 2, 8, 6. none of these. 2, 8, 2. 1s2 , 2s2 2p6, 3s2 3p6. ANSWER DOWNLOAD EXAMIANS APP