Chemical Engineering Basics Scaling occurs in boiler tubes due to the fact that, the solubility of Ca(OH)₂ __________ with increasing temperature. None of these Shows inversion of solubility Increases Decreases None of these Shows inversion of solubility Increases Decreases ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Castability of aluminium is increased by the addition of __________ in it. Manganese Silicon Bismuth Lead Manganese Silicon Bismuth Lead ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Boiler draught of 10 mm water column is equivalent to 1 kgf/m² 1 kgf/mm² 10 kgf/mm² 10 kgf/m² 1 kgf/m² 1 kgf/mm² 10 kgf/mm² 10 kgf/m² ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Surface tension is due to the __________ forces. Viscous Cohesive Difference between adhesive & cohesive Adhesive Viscous Cohesive Difference between adhesive & cohesive Adhesive ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Compression ratio of an I.C. engine is the ratio of the Pressure after compression to that before compression None of these Volume of air in cylinder before compression to that after compression Clearance volume to the volume swept by piston per stroke Pressure after compression to that before compression None of these Volume of air in cylinder before compression to that after compression Clearance volume to the volume swept by piston per stroke ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Which of the following are made out of the carbon steel having carbon content of 0.9 to 1% ? Mandrels, twist drills, small lathe tools and razors Forgings like can shaft, structural steel plate, threading dies and drawing dies Small punches, broaches reamers and springs Cutlery, screws, rivets and files Mandrels, twist drills, small lathe tools and razors Forgings like can shaft, structural steel plate, threading dies and drawing dies Small punches, broaches reamers and springs Cutlery, screws, rivets and files ANSWER DOWNLOAD EXAMIANS APP