Chemical Engineering Basics Hydrogen in liquid steels is dissolved In the molecular form In the ionic form As tiny gas bubbles In the atomic form In the molecular form In the ionic form As tiny gas bubbles In the atomic form ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Which of the following is an example of stress corrosion ? Season cracking of brass Neither (a) nor (b) Caustic embrittlement of steel Both (a) & (b) Season cracking of brass Neither (a) nor (b) Caustic embrittlement of steel Both (a) & (b) ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Source of heat supply in a cupola is Coke Charcoal Lumpy coal Pulverised coal Coke Charcoal Lumpy coal Pulverised coal ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Scaling occurs in boiler tubes due to the fact that, the solubility of Ca(OH)₂ __________ with increasing temperature. Shows inversion of solubility Increases Decreases None of these Shows inversion of solubility Increases Decreases None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Which of the following is a boiler accessory i.e., not a boiler mounting ? Feed check valve Stop valve Feed water pump Blow off cock Feed check valve Stop valve Feed water pump Blow off cock ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics What is the value of included angle of a triangular notch for maximum discharge ? 120° 30° 90° 60° 120° 30° 90° 60° ANSWER DOWNLOAD EXAMIANS APP