Process Equipment and Plant Design The practical representative values of HETP for a number of commercial operations lies within a range of __________ metre. 1.2-1.5 0.4-0.9 0.1-0.2 0.2-0.5 1.2-1.5 0.4-0.9 0.1-0.2 0.2-0.5 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design A high vapour velocity is required for high plate efficiency in a seive plate coloumn. The satisfactory value of operating vapor velocity for design purpose in seive plate column is about __________ percent of the flooding velocity. 45 80 60 95 45 80 60 95 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Elastic failure of a material occurs, when the tensile stress equals yield strength, yield point or the elastic limit. Also, the elastic failure occurs according to maximum strain theory, when the maximum tensile strain equals (where, σ = yield strength and E = modulus of elasticity) Σ/E E Σ E/σ Σ/E E Σ E/σ ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The ratio of tube length to shell diameter in case of liquid shell and tube heat exchanger ranges from 4 to 8 3 to 5 2 to 3 6 to 12 4 to 8 3 to 5 2 to 3 6 to 12 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Pick out the wrong statement pertaining to the design of a horizontal tube evaporator. It is unsuitable for concentrating those liquids, which form a scale or deposit salt Its usual dimensions are: tube dia = 2-3 cms; evaporator body dia = 1-4 metres and evaporator height = 2.5-4 metres It is suitable for process, in which the final product is a liquor instead of solid Liquor flows inside the tube, while the steam is outside submerging the tube It is unsuitable for concentrating those liquids, which form a scale or deposit salt Its usual dimensions are: tube dia = 2-3 cms; evaporator body dia = 1-4 metres and evaporator height = 2.5-4 metres It is suitable for process, in which the final product is a liquor instead of solid Liquor flows inside the tube, while the steam is outside submerging the tube ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Removable connection of tubes to tube sheet is called Socket Saddle Ferrule Nipple Socket Saddle Ferrule Nipple ANSWER DOWNLOAD EXAMIANS APP
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