Test: Flow Over Notches & Weirs


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10 Questions MCQ Test Topicwise Question Bank for Mechanical Engineering | Test: Flow Over Notches & Weirs

Test: Flow Over Notches & Weirs for Mechanical Engineering 2022 is part of Topicwise Question Bank for Mechanical Engineering preparation. The Test: Flow Over Notches & Weirs questions and answers have been prepared according to the Mechanical Engineering exam syllabus.The Test: Flow Over Notches & Weirs MCQs are made for Mechanical Engineering 2022 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for Test: Flow Over Notches & Weirs below.
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Test: Flow Over Notches & Weirs - Question 1

The width of the weir with end contraction is

Test: Flow Over Notches & Weirs - Question 2

The discharge of broad crested weir is maximum if the head of water on the downstream side of weir as compared to the head on the upstream side of the weir is

Detailed Solution for Test: Flow Over Notches & Weirs - Question 2

If 2L > H, the weir is called broad-crested weir.
If 2 L < H, the weir is called narrow -crested weir by Bernoulli's equation to the still water surface on the upstream side and running water at the end of weir

Test: Flow Over Notches & Weirs - Question 3

Maximum discharge over broad crested weir is

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Test: Flow Over Notches & Weirs - Question 4

The cipoletti weir functions as if it were a following notch without end contractions

Detailed Solution for Test: Flow Over Notches & Weirs - Question 4

Cipolieti weir is a trapezoidal weir which has side slopes of 1 horizontal to 4 vertical as shown.
By giving slope to the sides, an increase in discharge through the triangular portions ABC and DEFof the weir would be rectangular.

Test: Flow Over Notches & Weirs - Question 5

Cipolleti notch is designed as trapezoid with sides sloping at 1 horizontal and

Test: Flow Over Notches & Weirs - Question 6

What is the discharge over a cipolleti weir of length 2 m when the head over the weir is 1 m? (Take Cd = 0.62)

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Test: Flow Over Notches & Weirs - Question 7

Match List - I ( Discharge  of ) with List-11 (Proportional to)

Test: Flow Over Notches & Weirs - Question 8

The approximate discharge over a 4 m long rectangular suppresed weir with head over the crest as 0.36 m is

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Test: Flow Over Notches & Weirs - Question 9

The discharge over a suppresed sharp crested rectangular weir is given by

Here H1 is the difference in elevation-between

Test: Flow Over Notches & Weirs - Question 10

For a suppressed rectangular weir an arrangement for aeration of nappe is necessary to

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