... jump Chapter 7: UNSTEADY FLOW 7. 1. Introduction. 7. 2. The equations of motion 7. 3. Solutions to the unsteady- flow equations 7. 4. Positive surge and negative waves; Surge formation Chapter ... Fig. 1.6. Uniform flow in open channel Discharge through an open channel: RiACVAQ (1-13) Q VA Q i L h OPEN CHANNEL HYDRAULICS FOR ENGINEERS Chapter 1: INTRODUCTION ... ML-1T-2 OPEN CHANNEL HYDRAULICS FOR ENGINEERS Chapter 1: INTRODUCTION 5 A flow, in which the fluid particles also rotate about their own axes while flowing, is called a rotational flow. ...