Process Equipment and Plant Design Which of the following lengths of heat exchanger tubes are normally not used in practice? 0.5 metre 6 metres 2.5 metres 10 metres 0.5 metre 6 metres 2.5 metres 10 metres ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Brass valves are usually made for pipe sizes __________ inches. >2.5 >3.5 ?1 ?2 >2.5 >3.5 ?1 ?2 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Which of the following is not a valid assumption in continuous binary distillation for calculating the number of equilibrium stages by Mc-Cabe-Thiele's method? Reflux is not a saturated liquid Sensible heat changes for vapour & liquid are negligibly small Molar latent heat of the two components are equal Heat of mixing of normal liquid is assumed to be zero Reflux is not a saturated liquid Sensible heat changes for vapour & liquid are negligibly small Molar latent heat of the two components are equal Heat of mixing of normal liquid is assumed to be zero ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In a shell and tube heat exchanger, the overall heat transfer co-efficient is proportional to the tube side (volumetric flow rate)0.8. This is valid, only when the ratio of the tube side film resistance to the total resistance is almost equal to 20.8 ∞ 1 2 20.8 ∞ 1 2 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Hold up of material in a operating rotary drier is in the range of 0.05 to 0.15 0.5 to 0.8 0.8 to 0.9 0.25 to 0.50 0.05 to 0.15 0.5 to 0.8 0.8 to 0.9 0.25 to 0.50 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The minimum tray spacing in distillation column of diameter less than 3 ft is normally __________ inches. 24 34 6 18 24 34 6 18 ANSWER DOWNLOAD EXAMIANS APP
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