question_answer

Consider the following statements:

A decrease in evaporator temperature of a vapour compression machine lead to:

1. An increase in refrigerating effect

2. An increase in specific volume of vapour

3. A decrease in volumetric efficiency of compressor

4. An increase in compressor work.

Of these statements:                            

A) 1, 3 and 4 are correct

B) 1, 2 and 3 are correct

C) 2, 3 and 4 are correct

D) 2 and 4 are correct.