Process Equipment and Plant Design Low pressure steam (with saturation temperature between 105 to 120°C) is usually used in the vacuum evaporators, which normally employ a vacuum of about __________ mm Hg (referred to a 760 mm mercury barometer). 650 250 750 450 650 250 750 450 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Value of Peclet number = ∞, is the representative of Complete back mixing Laminar flow Eddy diffusivity = 0 Plug flow Complete back mixing Laminar flow Eddy diffusivity = 0 Plug flow ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Saddle supports are used for supporting __________ vessels. Thick walled vertical Tall vertical Horizontal cylinderical Thick spherical Thick walled vertical Tall vertical Horizontal cylinderical Thick spherical ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Cylindrical pressure vessels in horizontal condition is generally supported on a __________ support. Skirt Lug Guy wire Saddle Skirt Lug Guy wire Saddle ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design For given number of passes, pitch & tube diameter, the maximum number of tubes that can be accommodated in a shell of tripled inside diameter will be __________ times. Considerably more than 9 About 9 About 3 Considerably less than 9 Considerably more than 9 About 9 About 3 Considerably less than 9 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The circumferential (hoop) stress in a thin walled cylinderical vessel under internal pressure is pd/4t pd/3t pd/t pd/2t pd/4t pd/3t pd/t pd/2t ANSWER DOWNLOAD EXAMIANS APP
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