Questions › Category: Compressors Gas Turbines and Jet Engines › The efficiency of roots blower ________ with the increase in pressure ratio. 0 Vote Up Vote Down VideRime Staff asked 3 years ago The efficiency of roots blower ________ with the increase in pressure ratio. (A) Decreases (Ans) (B) Increases (C) Does not change (D) None of these Share this Now with Friends: Share on WhatsApp (Opens in new window) WhatsApp Share on Telegram (Opens in new window) Telegram More Related