Process Equipment and Plant Design In the case of a shell and tube heat exchanger, the logarithmic mean temperature difference May be either more or less than geometric mean and arithmetic mean value depending upon whether the flow of stream is co-current or counter-current Is always less than arithmetic average value Is always more than arithmetic mean value and the geometric mean value Is always less than arithmetic mean value, but more than geometric mean value May be either more or less than geometric mean and arithmetic mean value depending upon whether the flow of stream is co-current or counter-current Is always less than arithmetic average value Is always more than arithmetic mean value and the geometric mean value Is always less than arithmetic mean value, but more than geometric mean value ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Angled baffles are preferred in the agitation tank to control the swirling action; if the viscosity of the liquid to be mixed is about 200 poise. However, the baffle may be completely eliminated for mixing liquids having viscoisty above __________ poise. 1000 300 600 1500 1000 300 600 1500 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design A perforated plate has holes of diameter dh arranged in a pitch ph. Each hole has a tube of I.D. dt passing through it. The ligament efficiency is given by (ph - dh . dt/2)/ph (ph - dh)/ph (ph - dh)/dh (ph - dt)/ph (ph - dh . dt/2)/ph (ph - dh)/ph (ph - dh)/dh (ph - dt)/ph ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The slope of operating line in the rectifying section of a distillation column is unity, if the reflux ratio is ∞ 1 0 Minimum ∞ 1 0 Minimum ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design A cylindrical storage tank can have a self supported conical roof, If the thickness of the roof is more than that of the cylindrical shell Irrespective of its diameter If its diameter is more than 50 meters If its diameter is less than 15-20metres If the thickness of the roof is more than that of the cylindrical shell Irrespective of its diameter If its diameter is more than 50 meters If its diameter is less than 15-20metres ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The distance between the centre of a rivet hole to the nearest edge of the plate is called Pitch None of these Back pitch Margin Pitch None of these Back pitch Margin ANSWER DOWNLOAD EXAMIANS APP
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