Which of the following statement(s) is/are incorrect?

(i) A turbine is called an impulse turbine if at the inlet of the turbine total energy is only kinetic energy

(ii) A turbine is called a reaction turbine if at the inlet of the turbine the total energy is kinetic energy and pressure energy

(iii) The inward flow reaction turbine having radial discharge at the outlet is known as Kaplan turbine