The capacity of a compressor is 5 m /mih. 5 m /min refers to_______________?

(A) standard air (X)
(B) free air ()
(C) compressed air (X)
(D) compressed air at delivery pressure (X)
(E) air sucked (X)

Answers: The capacity of a compressor is 5 m /mih. 5 m /min refers to  free air.