Question

What is the condition for critical flow in case of maximum discharge?

a.

\(\frac{Q}{g} = \frac{A}{T}\)

b.

\(\frac{Q^2}{g} = \frac{A^2}{T}\)

c.

\(\frac{Q}{g} = \frac{A^3}{T}\)

d.

\(\frac{Q^2}{g} = \frac{A^3}{T}\)

Answer: (d).\(\frac{Q^2}{g} = \frac{A^3}{T}\)

Interact with the Community - Share Your Thoughts

Uncertain About the Answer? Seek Clarification Here.

Understand the Explanation? Include it Here.

Q. What is the condition for critical flow in case of maximum discharge?

Similar Questions

Explore Relevant Multiple Choice Questions (MCQs)

Q. Determine the velocity in case of critical flow having top width T and area A.

Q. Calculate the specific energy in case of rectangular channel having discharge Q and yc is the critical depth.

Q. Estimate the critical depth in case of a rectangular channel having usual dimensions.

Q. Calculate the critical depth of a rectangular channel having width 3m and the discharge through it is 15 m³/s.

Q. Calculate the total discharge through a rectangular channel having critical depth of 1.18m and the base width of the channel is 4m.

Q. Calculate the minimum specific energy of a rectangular channel having critical depth of 1.5m.

Q. The base width of a rectangular channel is 4m and the maximum discharge through the channel is 10 m³/s, calculate the specific energy.

Q. The minimum specific energy of a rectangular channel is 1.3m and the base width of the channel is 10m, calculate the discharge through the channel.

Q. Calculate the maximum discharge through a triangular channel having a side slope of 1H:2V and the critical depth is 3m.

Q. Calculate the side slope of a triangular channel if the maximum discharge is 48.82 m³/s and the critical depth of the channel is 6m.

Q. The critical depth and base width of a trapezoidal channel is 2m and 5m respectively. Calculate the maximum discharge if the side slope of the channel is 1H:2V.

Q. The maximum discharge through a trapezoidal channel is 74.28 m³/s. Calculate the critical depth of the channel is the side slope is equal to 1H:3V. B = 5m.

Q. For a critical flow Froude’s number is equal to 1.

Q. Calculate Froude’s number for a rectangular channel having depth 5m and velocity of flow is 5.94 m/s.

Q. Calculate the value of Fᵣ if the value of hydraulic depth is 0.56m and the velocity of flow is 2.5 m/s.

Q. Calculate the Froude’s number for a triangular channel having depth 4m and side slope of 1H:4V. V = 1m/s.

Q. The top width of a triangular channel is 6m and the side slope of the channel is 1H:3V. Calculate the velocity of flow.

Q. In the given figure the vertical angle is 60°, calculate the wetted area of the channel.

Q. What is the total wetted area of a trapezoidal section of depth y base B and side slope Z?

Q. What is the equation of the curve AB?

Recommended Subjects

Are you eager to expand your knowledge beyond Fluid Mechanics? We've handpicked a range of related categories that you might find intriguing.

Click on the categories below to discover a wealth of MCQs and enrich your understanding of various subjects. Happy exploring!