A refrigeration cycle is a reversed heat engine. Which of the following has the maximum value of the co-efficient of performance (COP) for a given refrigeration effect? Options: A . &nbspAir refrigeration cycle B . &nbspVapor compression cycle using expansion valve C . &nbspCarnot refrigeration cycle D . &nbspVapor compression cycle using expansion engine

A refrigeration cycle is a reversed heat engine. Which of the following has the

Question

A refrigeration cycle is a reversed heat engine. Which of the following has the maximum value of the co-efficient of performance (COP) for a given refrigeration effect?

Options:

A . Air refrigeration cycle

B . Vapor compression cycle using expansion valve

C . Carnot refrigeration cycle

D . Vapor compression cycle using expansion engine

Answer: Option C

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