Heat Transfer Calburn analogy is applicable for the value of Prandtl number from 120 to 400 0.001 to 1 0.5 to 5 0.6 to 120 120 to 400 0.001 to 1 0.5 to 5 0.6 to 120 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Increasing the liquor level in the evaporator results in the increase in liquor film co-efficient increased true temperature drop decreased capacity decreased effect of hydrostatic head increase in liquor film co-efficient increased true temperature drop decreased capacity decreased effect of hydrostatic head ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The heat transfer by radiation from a mild steel surface is to be reduced by reducing the emissivity of the surface. This can be best achieved by Painting the surface white (with aluminium paint) Giving the surface a mirror finish Painting the surface black Roughening the surface Painting the surface white (with aluminium paint) Giving the surface a mirror finish Painting the surface black Roughening the surface ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Which of the following is not used as a medium for high temperature heating ? mercury None of the listed here dowtherm liquid metal mercury None of the listed here dowtherm liquid metal ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer An ejector is used to Remove condensate Increase pressure Increase temperature None of these Remove condensate Increase pressure Increase temperature None of these ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Nucleate boiling is promoted None of these On rough surfaces In the absence of agitation On polished surfaces None of these On rough surfaces In the absence of agitation On polished surfaces ANSWER DOWNLOAD EXAMIANS APP
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