Co-efficient of performance of a Reversed Carnot cycle refrigerator working between higher temperature T2 and lower temperature T1

Related MCQs

• A refrigerating system operates on the reversed Carnot cycle. The higher temperature of the refrigerant in the system is 40?C and the lower is - 15?C. The capacity is to be 10 tons. Neglecting all losses, the coefficient of performance of the system would be
• A refrigerating machine working on Reversed Carnot cycle takes out 2 kW per minute of heat from the system while working between temperature limits of 300?K and 200?K. The C.O.P. and power consumed by the cycle will be
• A reversed Carnot cycle has a COP of 4. The ratio of higher temperature to lower temperature will be
• A reversed Carnot cycle has a COP of 4. The ratio of higher temperature to lower temperature will be
• 2 HP per ton of refrigeration is required to maintain the temperature of - 40?C in the refrigerator if the refrigeration cycle works on Carnot cycle. The COP of the cycle would be
• The ratio of high temperature to low temperature for reversed Carnot refrigerator is 1.25. The COP will be
• No refrigerator using reversed Carnot cycle has been constructed because
• No refrigerator using reversed Carnot cycle has been constructed because
• The COP of a reversed Carnot cycle is 5. The ratio of highest absolute temperature to the lowest absolute temperature
• Reversed Carnot cycle assumes that all processes in the cycle are