B.TechSemester 52023-24Open Channel FlowKCE053
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Open Channel Flow (KCE053) - AKTU Question Paper 2023-24

B.Tech · Semester 5 · Free PDF Download

This is the official AKTU Open Channel Flow Previous Year Question Paper for B.Tech Semester 5, academic session 2023-24. Published by Dr. A.P.J. Abdul Kalam Technical University (AKTU/UPTU), Lucknow. Free PDF download — no login required.

Course:B.Tech
Semester:Semester 5
Session:2023-24
University:AKTU / UPTU

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Questions Asked in 2023-24

Open Channel Flow (KCE053) — complete question paper · 100 marks · 3 Hours

Section AAttempt all q u e s t i o n s i n b r i e f . 2 x 10 = 20
  • a
    Differentiate between prismati c & non prismatic channel. 2 1
  • b
    What are the various types of flow in open channels? 2 1
  • c
    Define critical dept h and normal depth. 2 2
  • d
    Write the differences between GVF & RVF. 2 2
  • e
    Differentiate between jump and surge. 2 3
  • f
    Define energy dissipater. 2 3
  • g
    What is spatially varied flow? 2 4
  • h
    Define bottom racks. 2 4 i. Which factor affect the f low through culvert? 2 5 j. Explain constrictions. 2 5
Section BAttempt any three o f t h e f o l l o w i n g : 10x3=30
  • a
    Derive the relationship between critical depth and specific energy for rectangular channel
  • b
    Explain the standard fourth order Runge-Kutta method to solv e the basic differential equation of GVF
  • c
    Discuss positive and negative surges in open channels, elucidating their causes, effects, and mitigation strategies
  • d
    Explain the fundamental principles of Spatially Varied Flow (SVF) and its significance in open channe l hydraulics. Provide two exampl es illustrating real-world scenarios where SVF occurs
  • e
    What is the importance of velocities for culvert design? Exp lain with neat sketch main components of culvert
Section CAttempt any one p a r t o f t h e f o l l o w i n g : 10x1=10
  • a
    Explain most efficient channel and find the expression for m ost efficient rectangular channel section
  • b
    Explain flow properties of ope n channel flow in details. 10 1
  • a
    Explain the equation governing gradually varied flow (GVF) i n open channels. Discuss the assumptions and limitations associated wi th this equation
  • b
    A rectangular channel 7.5m wide has a uniform depth flow 2.0 m and has a bed slope of 1 in 3000. If due to weir constructed at a downstream end of the channel, water surface is raised by 0.75m, determine the water surface slope with respect to horizontal at the section. Assume manning’s coefficient = 0.02
  • a
    Explain the characteristics of rapidly varied flow, emphasiz ing the conditions under which hydraulic jumps occur in open channels
  • b
    In a hydraulic jump occurring in a rectangular channel of 3 m, the discharge is 7.5 m3/s and the depth before the jump is 0.28 m. Estimate sequent depth and energy loss in the jump
  • a
    A rectangular channel 2 m wide carries a discharge of 3.5 m 3/s at a Froude number of 0.30. A 2 m long parallel longitudinal bars bo ttom rack having E = 0.2 is provided at a section. Super critical flow is known to occur over the rock. Estimated the discharge diverted out
  • b
    Discuss the classifications a nd solutions associated with Sp atially Varied Flow (SVF). Provide two distinct classifications and explain how these classifications impact the behavior of flow profiles in o pen channels
  • a
    Explain briefly the transiti ons of subcritical and supercritical flow. 10 5
  • b
    Explain the significance of non-prismatic channel sections i n open channel hydraulics. Discuss two design considerations specific to non- prismatic sections, emphasizing their implications for flow characteristics

Question text is extracted from the official AKTU question paper PDF above. Hindi translations are omitted — every question is printed in English in the original paper. Last verified: 2026-08-23.

Repeated Questions — KCE053

Questions that appeared in more than one session, found by comparing 2 years of Open Channel Flow papers (2022-23, 2023-24)

2x

Explain the standard fourth order Runge-Kutta method to solv e the basic differential equation of GVF

Appeared in: 2022-23 · 2023-24

2x

A rectangular channel 7.5m wide has a uniform depth flow 2.0 m and has a bed slope of 1 in 3000. If due to weir constructed at a downstream end of the channel, water surface is raised by 0.75m, determine the water surface slope with respect to horizontal at the section. Assume manning’s coefficient = 0.02

Appeared in: 2022-23 · 2023-24

2x

A rectangular channel 2 m wide carries a discharge of 3.5 m 3/s at a Froude number of 0.30. A 2 m long parallel longitudinal bars bo ttom rack having E = 0.2 is provided at a section. Super critical flow is known to occur over the rock. Estimated the discharge diverted out

Appeared in: 2022-23 · 2023-24

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