Chemical Engineering Basics Grain hardness is measured by the __________ hardness testing method. Knoop Shore sceleroscope Vicker's Rockwell F Knoop Shore sceleroscope Vicker's Rockwell F ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Which of the following heat treatment processes is usually applied to castings ? Tempering Carburising Normalising Annealing Tempering Carburising Normalising Annealing ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics __________ joint is usually used for joining cast iron pipes mostly used for temporary pipelines, where it may be necessary to dismantle & reassemble the pipeline very frequently. Flanged Expansion Collar Bell and Spigot Flanged Expansion Collar Bell and Spigot ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Shaft/rotor speed is most accurately measured by a Tachometer Frequency counter Strobometer Speedometer Tachometer Frequency counter Strobometer Speedometer ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Frost formation on the evaporator tubes in the domestic refrigerators Can be prevented by proper design Decreased compressor power Causes heat loss due to poor heat transfer Is immaterial Can be prevented by proper design Decreased compressor power Causes heat loss due to poor heat transfer Is immaterial ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Free oxygen is removed from boiler feed water, because it Causes explosion Is corrosive None of these Reduces heat transfer co-efficient Causes explosion Is corrosive None of these Reduces heat transfer co-efficient ANSWER DOWNLOAD EXAMIANS APP
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