Process Equipment and Plant Design The ideal size of round bubble caps to be used in industrial distillation column having a diameter of 3-6 metres is __________ cms. 15 7.5 50 5 15 7.5 50 5 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The normal range of velocity of steam in pipes is __________ m/sec. 1-5 80-100 0.1-0.5 10-20 1-5 80-100 0.1-0.5 10-20 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Bubble cap tray is the most commonly used tray in large distillation column, because It eliminates the foaming and entrain-ment tendency during operation Of its flexibility and nearly constant efficiency under varying conditions of operation None of these It incurs less pressure drop as compared to any other try designed for the same duty It eliminates the foaming and entrain-ment tendency during operation Of its flexibility and nearly constant efficiency under varying conditions of operation None of these It incurs less pressure drop as compared to any other try designed for the same duty ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In actual operation of a bubble cap distillation tower, the __________ at the bottom of the tower is more than that at the top of the tower. Molal flow rate of vapour Pressure and temperature All of these Vapour molecular weight Molal flow rate of vapour Pressure and temperature All of these Vapour molecular weight ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Overall mass transfer co-efficient in case of absorption of __________ in water is based on the gas film co-efficient only, as the mass transfer process is gas film (phase) controlling. SO₂ NH₃ None of these CO₂ SO₂ NH₃ None of these CO₂ 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/σ E Σ/E Σ E/σ E Σ/E ANSWER DOWNLOAD EXAMIANS APP
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