Heat Transfer In a single effect evaporator, the economy is 1 < 1 > 1 None of these 1 < 1 > 1 None of these ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The interchange factor for radiation heat transfer from surface 'x' to surface 'y' in case of an infinite parallel planes with emis-sivities εx & εy is given by Εx . εy (εx + εy)/(εx + εy - εx . εy) Εx + εy 1/εx + 1/εy Εx . εy (εx + εy)/(εx + εy - εx . εy) Εx + εy 1/εx + 1/εy ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer In a shell and tube type heat exchanger, the floating tube bundle heat arrangement is used In low range of temperature differences Because of its low cost In high range of temperature differences To prevent corrosion of the tube bundles In low range of temperature differences Because of its low cost In high range of temperature differences To prevent corrosion of the tube bundles ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Viscosity of gases __________ with increase in temperature. Increase slowly Remain unaffected Decrease slowly Increase very rapidly Increase slowly Remain unaffected Decrease slowly Increase very rapidly ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Conduction occurs in the buffer zone for a fluid flowing through a heated pipe, only when Prandtl number is L >1 < 1 0.1 L >1 < 1 0.1 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer What is the unit of thermal conductivity ? Kcal/hr.m.°C Kcal/hr.m Kcal/hr. m² °C Kcal/hr. °C Kcal/hr.m.°C Kcal/hr.m Kcal/hr. m² °C Kcal/hr. °C ANSWER DOWNLOAD EXAMIANS APP
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