Heat Transfer For a fluid flowing in an annulus space, the wetted perimeter for heat transfer and pressure drop are Linearly related Different Same Never different Linearly related Different Same Never different ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer In a cooling tower, water becomes cool by Heat transfer to surroundings Loosing sensible heat Loosing latent heat Vaporisation due to heat loss to air Heat transfer to surroundings Loosing sensible heat Loosing latent heat Vaporisation due to heat loss to air ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Which of the following is correct ? Rate = Driving force x Resistance Resistance = Driving force x Rate Rate = Resistance/Driving force Driving force = Rate x Resistance Rate = Driving force x Resistance Resistance = Driving force x Rate Rate = Resistance/Driving force Driving force = Rate x Resistance ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer With increase in temperature, the thermal conductivity of most liquids Decreases Remains same First increases upto a certain temperature and then becomes constant Increases Decreases Remains same First increases upto a certain temperature and then becomes constant Increases ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Vacuum is generally maintained in the vapour space of an evaporator mainly to Get economical temperature difference by using moderate pressure steam Concentrate heat sensitive materials Achieve very high concentration of the final product Facilitate forward feeding in multiple effect evaporation Get economical temperature difference by using moderate pressure steam Concentrate heat sensitive materials Achieve very high concentration of the final product Facilitate forward feeding in multiple effect evaporation ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer For a multipass shell and tube heat exchanger, the LMTD correction factor is always < 1 1 Between 1 & 2 > 1 < 1 1 Between 1 & 2 > 1 ANSWER DOWNLOAD EXAMIANS APP
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