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Open Channel Flow Quiz 1

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Question 1

If at the particular instant of time, the velocity of flow does not change with location over a specific region, the flow is called is _______.

Question 2

A hydraulic jump occurs in a channel

Question 3

A circular sewer of 400 mm diameter and slope 1 in 400 running half-full, has a flow velocity of 0.82 m/second. What velocity of flow will be obtained if the slope is made 1 in 100?

Question 4

The pre-jump Froude Number for a particular flow in a horizontal rectangular channel is 10. The ratio of sequent depths (i.e., post-jump depth to pre-jump depth) is ___________

Question 5

What will be the hydraulic mean depth for a most economical rectangular section of an open channel, of width B and depth D?

Question 6

Which of the following Froude number range indicates a weak jump?

Question 7

A rectangular channel of 3 m width is carrying a discharge of 6 m³/s considering that acceleration due to gravity is 10 m/s², the velocity of flow in m/s corresponding to the critical depth at which specific energy is minimum is

Question 8

For a best (or most economical) trapezoidal section

Question 9

A rectangular open channel carries a discharge of 15 cumecs at depth of flow as 1.5 m and bed slope as 1:1440. If only slope is changed to 1:1000 with same depth of flow, discharge will be:

Question 10

Surge is an example of

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ESE & GATE CE General

Jun 4ESE & GATE CE