Process Equipment and Plant Design The minimum shell thickness for tank ≤ 15 metres diameter is limited to __________ mm, for reasons of elastic stability. 2 10 5 15 2 10 5 15 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Corrosion allowance in the design of pressure vessel/chemical equipment is not necessary, if Plain carbon steel and cast iron parts are used Material of construction is high alloy steel Both B & C Wall thickness is > 30 mm Plain carbon steel and cast iron parts are used Material of construction is high alloy steel Both B & C Wall thickness is > 30 mm ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The equivalent diameter for fluid flow through a channel of constant non-circular cross section of area 'A' is given by (where, P = perimeter of the channel in contact with the fluid) 4 P/A A/P √A 4 A/P 4 P/A A/P √A 4 A/P ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In hydrostatic testing of welded pipe (for leakage, strength etc.) the ratio of minimum hydrostatic test pressure to internal design pressure is around 1.5 2.5 0.5 3.5 1.5 2.5 0.5 3.5 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Number of evaporators which can be used in service in a multiple effect evaporation system is limited by the Neither A nor B Economic limit reached, when the plant cost exceeds the saving of steam Both A & B Practical limit reached, due to low heat transfer rate because of inadequate temperature difference Neither A nor B Economic limit reached, when the plant cost exceeds the saving of steam Both A & B Practical limit reached, due to low heat transfer rate because of inadequate temperature difference ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design A 'rupture disc' is provided in chemical equipments as an accessory meant for Creating turbulence Relieving excess pressure Avoiding vortex formation Enhancing mixing rate Creating turbulence Relieving excess pressure Avoiding vortex formation Enhancing mixing rate ANSWER DOWNLOAD EXAMIANS APP
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