31. To keep the power input constant for a stirred vessel operating under fully developed turbulent flow conditions (constant power number), if the impeller diameter is increased by 20%, the impeller speed should be decreased by a factor of
32. The ratio of linear stress to linear strain is termed as the
33. The ratio of lateral strain to linear strain is termed as the
34. __________ liquor is best handled in a long tube vertical evaporator.
35. Pick out the wrong statement pertaining to the design of a long tube vertical evaporator.
36. Oxygen carrying pipelines in chemical industries are coloured with __________ colour.
37. Lug support is
38. Optimum economic pipe diameter for fluid flow is determined by the
39. __________ tower is the most suitable gas-liquid contacting device involving highly corrosive fluids.
40. Speed of the drum of the rotary vacuum filter normally ranges from __________ rpm.
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