Process Equipment and Plant Design What is the minimum recommended ligament for square pitch arrangement in case of heat exchangers? 6.5 mm Equal to tube O.D Equal to tube I.D 6.5 cms 6.5 mm Equal to tube O.D Equal to tube I.D 6.5 cms ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Friction factor for turbulent flow in a new pipe is given by f = 16/NRe f = 0.22 NRe0.05 f = 0.04/NRe0.16 f = 25/NRe f = 16/NRe f = 0.22 NRe0.05 f = 0.04/NRe0.16 f = 25/NRe ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In packed towers provided with pall rings liquid redistributors are positioned at heights of every 6 metres or 5-10 times the column diameter, whichever is less. Maximum size of the pall rings should not exceed __________ of the column diameter. 1/2 to 1/4th 1/20-1/30th 1/10-1/15th 1/5-1/10th 1/2 to 1/4th 1/20-1/30th 1/10-1/15th 1/5-1/10th ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Which of the following types of reactors is the safest from operation point of view? A liquid phase reactor Pot type reactor A liquid phase catalytic reactor A vapor phase reactor A liquid phase reactor Pot type reactor A liquid phase catalytic reactor A vapor phase reactor ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Of the pressure vessels, with same thickness but different diameters, which one withstands higher pressure? Larger dia vessel Larger dia long vessel Smaller dia vessel Strength of the vessel is same irrespective of the diameter Larger dia vessel Larger dia long vessel Smaller dia vessel Strength of the vessel is same irrespective of the diameter ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Speed of the drum of the rotary vacuum filter normally ranges from __________ rpm. 5 to 7 3 to 8 8 to 15 0.1 to 2 5 to 7 3 to 8 8 to 15 0.1 to 2 ANSWER DOWNLOAD EXAMIANS APP
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