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+//Chemical Engineering Thermodynamics

+//Chapter 1

+//Introduction

+

+//Example 1.4

+clear;

+clc;

+

+//Given

+h = 100;//h is the height of the water fall in m

+n = .855;//n is the efficiency of the turbine

+g = 9.8;//g is the acceleration due to gravity in m/(s^2)

+E = 100*10*3600;//E is the potential enery of water available to the bulb for 10 hours in watt or J/s

+

+//To determine the mass of water required

+m = (E/(g*h*n));//m is the mass of water required for lighting the bulb for 10 hours in Kg

+mprintf('Mass of water required for lighting the bulb for 10 hours in Kg= %f Kg',m);

+mprintf('\n Mass of water required for lighting the bulb for 10 hours in tonnes= %f Kg',m/907.2);

+//end