32) The speed of an imaginary turbine, identical with the given turbine, which will develop a unit power under a unit head, is known as

33) The efficiency of a Pelton wheel working under constant head ______ with the increase in power.

34) The discharge through a reaction turbine ____ with the increase in unit speed

35) The efficiency of a reaction turbine for a given head _____ with the increase in speed.

36) The cavitation in a hydraulic machine is mainly due to