Process Equipment and Plant Design The thermal stress in a metallic bar does not depend upon the Both A & B Cross-sectional area Changes in temperature Neither A nor B Both A & B Cross-sectional area Changes in temperature Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Tube wall thickness depends on the cor-rosiveness of the fluids and their operating pressure & temperature and is specified by Birmingham wire gauge (B.W.G)-a number which varies from 8 to 18 with the numbers 14 and 16 being more commonly used. Outside diameter of tubes varies from about 15 to 50 mm; however a tube of less than __________ mm outside diameter is generally not recommended for fouling fluids. 28 19 38 16 28 19 38 16 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design For pipe flows, head is proportional to __________ at constant capacity (where D = pipe diameter ). 1/D² 1/D⁵ 1/D D² 1/D² 1/D⁵ 1/D D² 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 Economic limit reached, when the plant cost exceeds the saving of steam Both A & B Neither A nor 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 Both A & B Neither A nor B Practical limit reached, due to low heat transfer rate because of inadequate temperature difference ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The ends of a cylinderical vessel can be closed by a head, which can be one of the four shapes. For the same thickness, choose the one which can withstand the highest pressure. Torispherical Ellipsoidal Hemispherical Flat plate Torispherical Ellipsoidal Hemispherical Flat plate ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In a shell and tube heat exchanger, the clearance of the tube is generally More in case of triangular pitch as compared to the square pitch tube layout Equal to the tube diameter Not less than one-fourth of the tube diameter or 3/16" More than the tube diameter More in case of triangular pitch as compared to the square pitch tube layout Equal to the tube diameter Not less than one-fourth of the tube diameter or 3/16" More than the tube diameter ANSWER DOWNLOAD EXAMIANS APP
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