Chapter 1: Introduction

In steady flow, there are two types of flow: Gradually varied flow and Rapidly varied flow.

• True

• False

To check the turbulent state of the flow, _______ number is used.

• Froude

• Reynold’s

• Euler’s

• Mach

What is the definition of hydraulic depth?

• A/P

• A/T

• A/B

• A/푆

How to calculate the cross-sectional area of a flow inside a trapezoidal channel?

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What is the definition of unsteady flow in open channel?

• Flow depth remain constant over time and distance

• Flow depth changes gradually over a long distance

• Flow depth remain constant over time but varies with distance

• Flow depth varies in time and distance