113. From a pipe of inner radius 0.75 cm, water flows at the rate of 7 m per second. Find the volume in litres of water delivered by the pipe in 1 hour. 113. From a pipe of inner radius 0.75 cm water flows at the rate of 7 m per second. Find the volume in litres of water delivered by the pipe in 1 hour. August 10, 2021 Category: Chapter 11 - Mensuration , Maths , NCERT Class 8 , Facebook Messenger WhatsApp Share this:TwitterFacebook Related