5980Chemical EngineeringMedium
Pollution by particulate matter emission in the atmosphere does not take place during metal________?
AGrinding
BCutting
CPolishing
DMachining
Correct answer
C. Polishing
Explanation
The correct answer is Polishing.
Correct answer
C. Polishing
Explanation
The correct answer is Polishing.
Which of the following gravity scales is used exclusively for liquids heavier than water?
‘Solvent naphtha’ used mostly as a solvent in paints and perfumery is produced by the ________ of virgin naphtha into small boiling range cuts?
‘Lang factor’ is defined as the ratio of the capital investment to the delivered cost of major equipments. The value of ‘Lang factor’ for fixed capital investment, for a solid-fluid processing chemical plant ranges from?
For continuous drying of granular or crystalline material, the dryer used is the ________ dryer?
With increase in the temperature, viscosity of a liquid________?
Work done may be calculated by the expression ∫ p dA for ________ processes?