A. Packed column
B. Venturi scrubber
C. Bubble cap plate column
D. Wetted wall column
Related Mcqs:
- Melting point & boiling points of liquid oxygen are respectively – 218.8°C & – 183°C, while the same for liquid nitrogen is – 210°C & – 195.8°C respectively. The difference in melting points of liquid oxygen & liquid nitrogen is not equal to 8.8 ?
A. °C
B. °F
C. °K
D. °R - Which of the following material handling equipments is not suitable for moving materials in varying paths ?
A. Hand trolley
B. Belt conveyor
C. Crane
D. Truck - Work hardenable alloy steel used to make the bucket wheel excavators, blades of bulldozers and other earth moving equipments contain iron, carbon and ___________________?
A. Manganese
B. Silicon
C. Nickel
D. Chromium - Absolute zero, pressure will occur, when the molecular momentum of the system becomes zero. A liquid will cease to exist as liquid at________________?
A. High vacuum
B. Zero pressure
C. 0°K
D. Earth’s centre - Which of the following is a commonly used manometric liquid for low pressure range ?
A. Ethyl alcohol
B. Carbon tetrachloride
C. Glycerol
D. Ethylene glycol - Liquid nitrogen containers can be made from ___________________?
A. Ferritic stainless steel
B. HSLA steel
C. Titanium
D. Austenitic stainless steel - Hydrogen in liquid steels is dissolved_________________?
A. As tiny gas bubbles
B. In the atomic form
C. In the ionic form
D. In the molecular form - Use of water as a manometric liquid suffers from the disadvantage of its____________________?
A. Low vapour pressure
B. Corrosive nature
C. High vapour pressure
D. High boiling point - Insulation of liquid surface can be achieved by _____________ on top of its surface?
A. Floating hollow polypropylene spheres
B. Spraying alumina powder
C. Putting cement
D. None of these - An example of unsteady non uniform flow is the flow of liquid under pressure through a__________________?
A. Tapering pipe at constant flow rate
B. Tapering pipe at either decreasing or increasing flow rate
C. Long pipeline of constant diameter
D. None of these