Heat Transfer Stefan-Boltzman law applies to __________ body grey None of the listed here black white grey None of the listed here black white ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer For turbulent flow in a tube, the heat transfer co-efficient is obtained from the Dittus-Boelter correlation. If the tube diameter is halved and the flow rate is doubled, then the heat transfer co-efficient will change by a factor of 1.74 1 37 6.1 1.74 1 37 6.1 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Vacuum is generally maintained in the vapour space of an evaporator mainly to Achieve very high concentration of the final product Get economical temperature difference by using moderate pressure steam Facilitate forward feeding in multiple effect evaporation Concentrate heat sensitive materials Achieve very high concentration of the final product Get economical temperature difference by using moderate pressure steam Facilitate forward feeding in multiple effect evaporation Concentrate heat sensitive materials ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Fouling factor Accounts for additional resistances to heat flow Is a dimensionless quantity None of these Does not provide a safety factor for design Accounts for additional resistances to heat flow Is a dimensionless quantity None of these Does not provide a safety factor for design ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer LMTD correction factor which is to be applied for a cross-flow heat exchanger increases with increase in the number of shell passes. Its value for a single pass cross flow heat exchanger is 1 Zero <1 >1 1 Zero <1 >1 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Boiling of milk in an open vessel is an example of __________ boiling. Saturated nucleate Film Sub-cooled None of these Saturated nucleate Film Sub-cooled None of these ANSWER DOWNLOAD EXAMIANS APP
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