Chemical Engineering Basics Which of the following metals is the most prone to work hardening? Lead Aluminium Copper Brass Lead Aluminium Copper Brass ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Surface tension is due to the __________ forces. Cohesive Difference between adhesive & cohesive Adhesive Viscous Cohesive Difference between adhesive & cohesive Adhesive Viscous ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics During sensible cooling of air, its wet bulb temperature Increases & the dew point decreases Decreases & the dew point increases Decreases but dew point remains constant Increases but dew point remains constant Increases & the dew point decreases Decreases & the dew point increases Decreases but dew point remains constant Increases but dew point remains constant 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 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 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics When the wet steam is throttled but still remains wet at the exit of the throttle valve, then its temperature & dryness fraction respectively Increases & increases Increases & decreases Decreases & decreases Decreases & increases Increases & increases Increases & decreases Decreases & decreases Decreases & increases ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Kinematic viscosity of water as compared to that of air is Same 15% less 15% more More Same 15% less 15% more More ANSWER DOWNLOAD EXAMIANS APP
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