Engineering Materials in EE The core of a transformer for microwave frequency should be made of silicon carbide. iron. silicon. ferrites. silicon carbide. iron. silicon. ferrites. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE Which of the following is the example for piezo-electric material ? Potassium niobate None of these Lead zirconate titanate Copper Potassium niobate None of these Lead zirconate titanate Copper ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE Indicate which of following material does not retain magnetism permanently hardness steel. none of above. soft iron. stainless steel. hardness steel. none of above. soft iron. stainless steel. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE Permanent magnets are used in loud speakers. motors. generators. all of above. loud speakers. motors. generators. all of above. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE Choose the best suitable of Diamagnetic : Paramagnetic:: Nickel : Cobalt. Iron : Steel. Water : Air. Permalloy : Super-alloy. Nickel : Cobalt. Iron : Steel. Water : Air. Permalloy : Super-alloy. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE Dielectric constant for vacuum is 1. 100. 0. infinity. 1. 100. 0. infinity. ANSWER DOWNLOAD EXAMIANS APP