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 Sorbite Bainite Troostite Martensite Sorbite Bainite Troostite Martensite ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Which of the following phenomenon/ phenomena is/are diffusion controlled ? Twinning Recrystallisation Dislocation climb Cross-slip Twinning Recrystallisation Dislocation climb Cross-slip ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Materials used for making permanent magnets containing iron and nickel are made by __________ technique. Forging Powder metallurgy Casting None of these Forging Powder metallurgy Casting None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Frost formation on the evaporator tubes in the domestic refrigerators Can be prevented by proper design Is immaterial Causes heat loss due to poor heat transfer Decreased compressor power Can be prevented by proper design Is immaterial Causes heat loss due to poor heat transfer Decreased compressor power ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics A cylinderical rod subjected to a tensile strain within the elastic limit undergoes a volume change. If the volume strain is equal to half the tensile strain, then the Poisson's ratio of the rod is 0.44 0.25 0.33 0.44 0.25 0.33 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Hollow shafts can be made as strong as solid shafts by making the twisting moments of both the shafts same. Shafts made by __________ have residual stresses. Casting Cold rolling Hot rolling Forging Casting Cold rolling Hot rolling Forging ANSWER DOWNLOAD EXAMIANS APP
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