Heat Transfer The outlet temperature of cooling water in a heat exchanger is generally not allowed to exceed above 50°C in industrial practice mainly to avoid Excessive corrosion Decrease in heat exchanger efficiency Its evaporation loss Uneconomic LMTD Excessive corrosion Decrease in heat exchanger efficiency Its evaporation loss Uneconomic LMTD ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Trap is used to remove __________ from steam pipe lines. None of these Condensate Non-condensables Steam None of these Condensate Non-condensables Steam ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer With increase in the distance between the heat source and the object receiving the heat, the radiation heat transfer Increases Remains unaffected Decreases Increases exponentially Increases Remains unaffected Decreases Increases exponentially ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer In a cooling tower, water becomes cool by Loosing latent heat Vaporisation due to heat loss to air Loosing sensible heat Heat transfer to surroundings Loosing latent heat Vaporisation due to heat loss to air Loosing sensible heat Heat transfer to surroundings ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The variation of thermal conductivity of a metal with temperature is often correlated using an expression of the form K = K₀ + at. where, K is the thermal conductivity and T is the temperature (in °K). The units of 'a' in SI system will be W/m None, A is just a number W/m.k W/m.k² W/m None, A is just a number W/m.k W/m.k² ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer __________ chart is known as transient heat conduction chart. Heisler's Dirhing's Cox Mollier's Heisler's Dirhing's Cox Mollier's ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS