Engineering Materials in EE Which of the following is the example for piezo-electric material ? Copper None of these Potassium niobate Lead zirconate titanate Copper None of these Potassium niobate Lead zirconate titanate ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE What are insulating materials that can tolerate maximum temperature? Porcelain. Mica. Glass. All of these. Porcelain. Mica. Glass. All of these. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE Cryogenics is a branch of science dealing with which of the following? Crystal growth. Friction and wear. Low temperature. High temperature. Crystal growth. Friction and wear. Low temperature. High temperature. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE What is the dielectric constant of mica ? 3 to 8. 200. 100. 1 to 2. 3 to 8. 200. 100. 1 to 2. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE When the atomic magnetic moments are randomly oriented in a solid its magnetic behavior is termed as poly crystalline. paramagnetic. semi-magnetic. anti-ferromagnetic. poly crystalline. paramagnetic. semi-magnetic. anti-ferromagnetic. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE Absolute permittivity of a dielectric medium is represented by εo / εr. εoεr. None of these εr / εo. εo / εr. εoεr. None of these εr / εo. ANSWER DOWNLOAD EXAMIANS APP
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