Engineering Materials in EE The core of a transformer for microwave frequency should be made of ferrites. silicon carbide. silicon. iron. ferrites. silicon carbide. silicon. iron. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE Indicate which of following material does not retain magnetism permanently hardness steel. none of above. stainless steel. soft iron. hardness steel. none of above. stainless steel. soft iron. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE According to the Bohr model, an electron gains or losses energy only by jumping from one atom to another atom. being completely removed from an atom. moving faster or slower in an allowed orbit. jumping from one allowed orbit to another. jumping from one atom to another atom. being completely removed from an atom. moving faster or slower in an allowed orbit. jumping from one allowed orbit to another. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE Which of the following is the example for piezo-electric material ? None of these Lead zirconate titanate Copper Potassium niobate None of these Lead zirconate titanate Copper Potassium niobate ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE What is the dielectric constant of mica ? 3 to 8. 1 to 2. 100. 200. 3 to 8. 1 to 2. 100. 200. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE Cryogenics is a branch of science dealing with which of the following? Crystal growth. High temperature. Friction and wear. Low temperature. Crystal growth. High temperature. Friction and wear. Low temperature. ANSWER DOWNLOAD EXAMIANS APP
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