Process Equipment and Plant Design Hold up of material in a operating rotary drier is in the range of 0.5 to 0.8 0.25 to 0.50 0.8 to 0.9 0.05 to 0.15 0.5 to 0.8 0.25 to 0.50 0.8 to 0.9 0.05 to 0.15 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Large process vessels operating under extreme temperature and pressure conditions are normally clad/ lined with materials like stainless steel, aluminium, nickel & its alloys, copper & its alloys and titanium. The cladding thickness is generally about __________ percent of the total thickness. 1 to 5 40 to 50 10 to 20 30 to 40 1 to 5 40 to 50 10 to 20 30 to 40 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 1/10-1/15th 1/20-1/30th 1/5-1/10th 1/2 to 1/4th 1/10-1/15th 1/20-1/30th 1/5-1/10th ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The testing pressure of storage tanks and pressure vessels designed as per Indian standard codes should be about __________ times.the design pressure. 3 to 4 >5 4 to 5 1.5 to 2 3 to 4 >5 4 to 5 1.5 to 2 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design A high vapour velocity is required for high plate efficiency in a seive plate coloumn. The satisfactory value of operating vapor velocity for design purpose in seive plate column is about __________ percent of the flooding velocity. 60 95 80 45 60 95 80 45 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 Both A & B Practical limit reached, due to low heat transfer rate because of inadequate temperature difference Economic limit reached, when the plant cost exceeds the saving of steam Neither A nor B Both A & B Practical limit reached, due to low heat transfer rate because of inadequate temperature difference Economic limit reached, when the plant cost exceeds the saving of steam ANSWER DOWNLOAD EXAMIANS APP
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