Heat Transfer In case of a vertical tube evaporator, with increase in the liquor level, the __________ is increased. Liquor-film co-efficient Neither A and B Both A and B Velocity of circulation Liquor-film co-efficient Neither A and B Both A and B Velocity of circulation 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 Roughening the surface Painting the surface black Painting the surface white (with aluminium paint) Giving the surface a mirror finish Roughening the surface Painting the surface black Painting the surface white (with aluminium paint) Giving the surface a mirror finish ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The equation, Nst = f/2, is the __________ analogy. Colburn Reynolds None of these Prandtl Colburn Reynolds None of these Prandtl ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The equation, (NSt x N2/3Pr) = f/2, is the __________ analogy. None of these Colburn Prandtl Reynolds None of these Colburn Prandtl Reynolds ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer In a shell and tube heat exchanger, putting a longitudinal baffle across the shell, forces the shell side fluid to pass __________ through the heat exchanger. Thrice Four times Twice Once Thrice Four times Twice Once ANSWER DOWNLOAD EXAMIANS APP
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