Heat Transfer 1 BTU/hr.ft.°F is equal to __________ kcal/hr. m.°C. 1.49 None of these 1 4.88 1.49 None of these 1 4.88 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Which of the following is correct ? Rate = Driving force x Resistance Resistance = Driving force x Rate Driving force = Rate x Resistance Rate = Resistance/Driving force Rate = Driving force x Resistance Resistance = Driving force x Rate Driving force = Rate x Resistance Rate = Resistance/Driving force ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The actual temperature drop across the heating surface of an evaporator depends on the Liquid depth over the heating surface Solution being evaporated Pressure difference between the steam chest and the vapor space above the boiling liquid All of these Liquid depth over the heating surface Solution being evaporated Pressure difference between the steam chest and the vapor space above the boiling liquid All of these ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The inside heat transfer co-efficient in case of turbulent flow of liquid in the tube side in a 1-2 shell and tube heat exchanger is increased by __________ times, when the number of tube passes is increased to 8. 20.4 40.4 40.8 20.8 20.4 40.4 40.8 20.8 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Reason for operating an evaporator in multiple effect is to secure Increased steam economy Both A and B Increased capacity Decreased steam consumption Increased steam economy Both A and B Increased capacity Decreased steam consumption ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer What is the geometric mean of two heat transfer areas A₁ and A₂ ? 1/2 √(A₁ . A₂) √(A₁ . A₂) 2 √(A₁ . A₂) √(A₁ + A₂) 1/2 √(A₁ . A₂) √(A₁ . A₂) 2 √(A₁ . A₂) √(A₁ + A₂) ANSWER DOWNLOAD EXAMIANS APP
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