Chemical Engineering Basics Protection of ship hulls against sea water corrosion is done by coating with zinc because of the fact that zinc compared to iron is Lighter Cheaper Oxidised preferentially Reduced preferentially Lighter Cheaper Oxidised preferentially Reduced preferentially ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Which of the following welding processes employs the highest welding temperature ? Gas welding Arc welding Resistance welding Thermit welding Gas welding Arc welding Resistance welding Thermit welding ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Capacity & power requirement for an air compressor working at high altitude compared to sea-level will be Either more or less; depends on the climatic conditions Less More Same Either more or less; depends on the climatic conditions Less More Same ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics The most commonly used combustion system manufactured in India for the thermal power plant boilers is the __________ combustion system. Travelling grate stoker firing Fluidised bed Circulating fluidised bed Pulverised fuel Travelling grate stoker firing Fluidised bed Circulating fluidised bed Pulverised fuel ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics A polymer is termed as an 'elastomer', if its percentage elongation is more than 100%. An elastomer is termed as 'rubber' if its percentage elongation is more than __________ percent. 200 300 400 150 200 300 400 150 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Castability of aluminium is increased by the addition of __________ in it. Lead Manganese Silicon Bismuth Lead Manganese Silicon Bismuth ANSWER DOWNLOAD EXAMIANS APP