EXAMIANS
Reflux ratio variation in a distillation column is between
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The longitudinal stress induced in a thin walled cylinderical vessel under internal pressure is
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The design stress, which is more than the damaging stress, is the least unit stress that will render a member unfit for service before the end of its normal life. The design stress factor or factor of safety indicates the margin between design stress and the __________ stress.
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Smoker's equation for the calculation of number of equilibrium stages in a continuous binary distillation column is used, when the
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Wall thickness of schedule 40 pipe as compared to that of schedule 80 pipe is
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In a shell and tube heat exchanger, triangular pitch arrangement as compared to square pitch arrangement
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Needle valves are generally not used for
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Cooling water fouling factors vary in the range of 0.001 to 0.003
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The slope of operating line in the rectifying section of a distillation column is unity, if the reflux ratio is
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Thin spherical shells subjected to internal pressure, develop __________ stresses.
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