Heat Transfer Conductance is given by(where, x = thickness, A = heat flow area, K = thermal conductivity.) X/KA A/Kx KA/x K/Ax X/KA A/Kx KA/x K/Ax ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Which of the following has the lowest Prandtl number? Transformer oil Dilute H₂SO₄ Molten sodium (a coolant used in fast breeder reactor) Water Transformer oil Dilute H₂SO₄ Molten sodium (a coolant used in fast breeder reactor) Water ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Corrosiveness of steam condensate is due to the presence of Both A & B Dissolved O₂ Neither A nor B CO₂ Both A & B Dissolved O₂ Neither A nor B CO₂ ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer In a shell and tube heat exchanger, square pitch compared to triangular pitch Gives a higher shell side pressure drop None of these Can pack more surface area into a shell of given diameter Gives a lower shell side pressure drop Gives a higher shell side pressure drop None of these Can pack more surface area into a shell of given diameter Gives a lower shell side pressure drop ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Open pan evaporators are preferred to be used, when the solution to be concentrated is Scaling Corrosive Highly viscous Salty Scaling Corrosive Highly viscous Salty ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Viscosity of gases __________ with increase in temperature. Increase very rapidly Remain unaffected Decrease slowly Increase slowly Increase very rapidly Remain unaffected Decrease slowly Increase slowly ANSWER DOWNLOAD EXAMIANS APP
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