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. 300 200 150 400 300 200 150 400 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics __________ of hard alloy and tool steel is done to make it easily machinable. Tempering Case carburising Annealing Normalising Tempering Case carburising Annealing Normalising ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Frost formation on the evaporator tubes in the domestic refrigerators Causes heat loss due to poor heat transfer Is immaterial Decreased compressor power Can be prevented by proper design Causes heat loss due to poor heat transfer Is immaterial Decreased compressor power Can be prevented by proper design ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Austempering of steel requires.it to be heated to 875°C followed by sudden cooling to 250-525°C, thereby changing austenite to Martensite Sorbite Bainite Troostite Martensite Sorbite Bainite Troostite ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Notched bar test is used for testing the __________ of a material. Corrosion resistance Impact strength Machinability Endurance limit Corrosion resistance Impact strength Machinability Endurance limit ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Eutectoid reaction for iron-carbon system occurs at a temperature of __________ °C. 597 959 1147 1493 597 959 1147 1493 ANSWER DOWNLOAD EXAMIANS APP
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