What is the equation between efficiency of Heat engine and C.O.P. of – McqOptions

MCQOPTIONS

1.	What is the equation between efficiency of Heat engine and C.O.P. of heat pump?
A.	ηE = (C.O.P.)P
B.	ηE = 1 / (C.O.P.)P
C.	ηE / (C.O.P.)P = 1
D.	ηE x (C.O.P.)P = 0
Answer» C. ηE / (C.O.P.)P = 1

Discussion

No Comment Found

Related MCQs

C.O.P. of the refrigerator is always __________ the C.O.P. of the heat pump when both are working between the same temperature limits.
A heat pump which runs (1/3)rd of time removes on an average 2400 kJ/hr of heat. If power consumed is 0.25 kW, what is the value of the C.O.P.?
A heat pump is used to maintain a hall at 30°C when the atmospheric temperature is 15°C. The heat loss from the hall is 1200 kJ/min. Calculate the power required to run the heat pump if its C.O.P. is 40% of the Carnot machine working between the same temperature limits.
If the coefficient of performance of the refrigerator is 4.67, then what is the value of the coefficient of performance of the heat pump operating under the same conditions?
A reversed Carnot cycle is operating between temperature limits of (-) 33°C and (+) 27°C. If it acts as a heat engine gives an efficiency of 20%. What is the value of C.O.P. of a heat pump operating under the same conditions?
If the reversed Carnot cycle operating as a heat pump between temperature limits of 364 K and 294 K, then what is the value of C.O.P?
For the systems working on reversed Carnot cycle, what is the relation between C.O.P. of Refrigerator i.e. (C.O.P.)R and Heat Pump i.e. (C.O.P)P?
C.O.P. of the heat pump is always _____
How is the Relative coefficient of performance represented?
What is the equation between efficiency of Heat engine and C.O.P. of heat pump?