A water pump rated 400 W, has an efficiency of 75%. If it is employed to raise water through a height of 40 m, the volume of water drawn in 10 min is : A water pump rated 400 W has an efficiency of 75%. If it is employed to raise water through a height of 40 m the volume of water drawn in 10 min is : August 31, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) , Facebook Messenger WhatsApp Share this:TwitterFacebook Related