Engineering Materials in EE The permanent magnets are made from which of following materials ? Diamagnetic. Ferromagnetic. Soft iron. Paramagnetic. Diamagnetic. Ferromagnetic. Soft iron. Paramagnetic. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE Which of the following is the example for piezo-electric material ? Potassium niobate Copper Lead zirconate titanate None of these Potassium niobate Copper Lead zirconate titanate None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE In order to minimise loss due to hysteresis, the magnetic material should have low hysteresis coefficient. high retentivity. large B-H loop area. high resistivity. low hysteresis coefficient. high retentivity. large B-H loop area. high resistivity. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE The electron configuration of sulfur atom is 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. 2, 8, 6. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE Permittivity of free space is equal to 8.854 × 10 - 12 F / m. 8.854 × 10 - 11 F / m. 8.854 × 10 - 10 F / m. 8.854 × 10 - 13 F / m. 8.854 × 10 - 12 F / m. 8.854 × 10 - 11 F / m. 8.854 × 10 - 10 F / m. 8.854 × 10 - 13 F / m. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE Dielectric constant for vacuum is 1. infinity. 0. 100. 1. infinity. 0. 100. ANSWER DOWNLOAD EXAMIANS APP
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