Physics · Fluid Mechanics

A gradually varied flow (GVF) profile in an open channel develops when:

Verified Solution4 OptionsUpdated: October 2026👁️1 View

1The flow is steady and the depth changes slowly along the length of the channel✓
2The flow velocity is strictly uniform
3The water level drops suddenly at a hydraulic drop
4The channel is horizontal only

Correct answer

The flow is steady and the depth changes slowly along the length of the channel

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