Materials and Construction Tin base and lead base alloys are used for bearing materials. Tin compared to lead has lower Price Thermal conductivity Corrosion resistance Abundant availability Price Thermal conductivity Corrosion resistance Abundant availability ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Which of the following metals in not used for coating of the base metal to guard it against corrosion? Magnesium Lead Aluminium Cadmium Magnesium Lead Aluminium Cadmium ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Kel-F is a material, which is Having elastomeric properties Chemically known as polychlorotrifluor-oethylene (PTFE) All of these Having excellent chemical & high temperature resistance (upto 200°C) Having elastomeric properties Chemically known as polychlorotrifluor-oethylene (PTFE) All of these Having excellent chemical & high temperature resistance (upto 200°C) ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction The fermentor used in the production of pencillin (by deep fermentation process) is made of Glass High silicon cast iron Procelain Glass lined steel Glass High silicon cast iron Procelain Glass lined steel ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Ceramic materials Never exhibit polymorphism All of these Are exemplified by clay and mica Are poor electrical conductors due to lack of free electrons Never exhibit polymorphism All of these Are exemplified by clay and mica Are poor electrical conductors due to lack of free electrons ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Sulphuric acid is mixed with ground phosphate rock (to produce phosphoric acid) in a steel digestor lined with Rubber Lead or acid-proof bricks Karbate Acidic refractory Rubber Lead or acid-proof bricks Karbate Acidic refractory ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS