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 Needle valves are generally not used for Smaller sizes of pipe Very accurate flow control High pressure throttling service Very large diameter pipes Smaller sizes of pipe Very accurate flow control High pressure throttling service Very large diameter pipes ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In a shell and tube heat exchanger, the overall heat transfer co-efficient is proportional to the tube side (volumetric flow rate)0.8. This is valid, only when the ratio of the tube side film resistance to the total resistance is almost equal to 2 1 ∞ 20.8 2 1 ∞ 20.8 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Welded joint efficiency in the design of chemical process equipment is taken as 0.75 0.85 0.95 0.55 0.75 0.85 0.95 0.55 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In a shell and tube heat exchanger, the shortest centre to centre distance between the adjacent tubes is Always less than the diameter of the tube None of these Called tube clearance Called tube pitch Always less than the diameter of the tube None of these Called tube clearance Called tube pitch ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The stress developed in a material without any permanent set is called the Breaking stress Yield stress Ultimate stress Elastic limit Breaking stress Yield stress Ultimate stress Elastic limit ANSWER DOWNLOAD EXAMIANS APP
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