Engineering Board Exam Reviewer · Thermodynamics · medium
A refrigeration system removes 50 kW of heat. What is its capacity in tons of refrigeration?
- 175.85 TR
- 14.22 TR
- 11.94 TR
- 50.00 TR
Answer
B. 14.22 TR
Solution
TR = 50/3.517 = 14.22 TR.
More Thermodynamics questions
- In a vapor-compression refrigeration cycle, h at evaporator exit = 390 kJ/kg, h at compressor exit = 425 kJ/kg, and h at condenser exit =…
- A vapor-compression refrigeration system has a refrigerating effect of 140 kJ/kg. What refrigerant mass flow rate is needed for a capacity…
- In a vapor-compression refrigeration cycle, h at evaporator exit = 390 kJ/kg, h at compressor exit = 425 kJ/kg, and h at condenser exit =…
- A cogeneration plant is one that:
- In a steam power plant, the component that converts the thermal energy of steam into mechanical work is the:
- Which of the following increases the thermal efficiency of a Rankine cycle?
- Air enters a compressor at 300 K and is compressed with a pressure ratio of 8. The actual exit temperature is 590 K. What is the…
- A steam power plant has a net work of 992 kJ per kg of steam. What is its steam rate?
- In an ideal Rankine cycle, the turbine inlet enthalpy is 3200 kJ/kg, turbine exit enthalpy is 2200 kJ/kg, the pump inlet enthalpy is 192…
- A regenerator in a gas turbine plant is most effective when: