Capacity of rotary screw compressor is _______ by using unloader.
A. constant
B. varied
C. unloader is not used for compressing
D. none of the mentioned
Answer:A
Capacity of rotary screw compressor is _______ by using unloader.
A. constant B. varied C. unloader is not used for compressing D. none of the mentioned
Explanation: Capacity of rotary screw compressor can be varied by using unloader. When unloader is completely opened its capacity get decreased to the minimum.