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PPSC CE Quiz_FM-6

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Question 1

Surge is an example of

Question 2

Which of the following can be inferred from the constant difference between the total energy line and the hydraulic grade line?

Question 3

A 1.2 m wide rectangular channel of bed slope 0.0004 and manning’s coefficient 0.01, carrying the discharge of 0.5 m3/s. The normal depth of the channel is __________.

Question 4

Hydraulic radius of the channel is defined as the ratio of _______

Question 5

The hydraulic radius and cross-sectional area of a channel is given by 4.5 m and 18.5 sq.m respectively. What is the wetted perimeter (m) of channel?

Question 6

The most economical section of a rectangular channel is one having hydraulic radius equal to
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