The most economical channel section for the fluid flow is the one for which the discharge is maximum for a given cross-sectional area. Vertical velocity distribution in an open channel for laminar flow can be assumed to be
Parabolic
Hyperbolic
Straight line
None of these
Also checkout these categories
Manufacturing & Production Engineering MCQ Ratio and Proportion MCQ Gymnosperms MCQ Angiosperms (Taxonomy and Classification) MCQ Building Construction MCQ Biological Classification MCQ Clock MCQ Current Affairs May 2017 MCQ Electrical Circuits MCQ Auto CAD 2D MCQ Angiosperms (Morphology) MCQ Fluid Mechanics MCQ
- Neutrons are present in all atoms except that of
- Which of the following pairs is not correctly matched?
- The dew point temperature lines on psychrometric charts are straight inclined sloping downwards to the…
- A high pressure boiler generates steam at a pressure greater than __________ kg/cm2.
- Photographic plates are coated with
- The pressure outside a bubble/droplet of liquid is __________ the internal pressure.
- The most suitable material of construction for a sewer to carry sewage under high pressure is
- Biological shield in a nuclear reactor is generally provided to protect against the
- The most prominent single cause of corrosion in boiler-tubes, drums, economisers and steam superheaters…
- Atomic __________ is a whole number for an element.
- Which of the following are made out of the carbon steel having carbon content of 0.9 to 1%?
- Oxyacetylene reducing flame is used while carrying out welding on
- Pick out the wrong statement.
- A jig is used while __________ a hole.
- In practice, the compression ratio of compression-ignition (CI) engine ranges from
- Which of the following has the least value of ultimate tensile strength (UTS)?
- M10 index of coke indicates its
- For a thermodynamic system undergoing a process, which of the following pairs best expresses the relationship…
- Which of the following materials has the maximum shrinkage allowance?
- Which of the following approaches the ideal gas behaviour most closely?
- In case of a, centrifugal pump, the ratio h1/h2 is termed as the __________ efficiency (where, h1 =…
- __________ metal is used as a bearing liner material.
- Spheroidising of a material is a/an __________ process.
- Boiling point of water gets lowered at high altitudes (e.g., hills), because
- In an amorphous material, atoms defy any definite atomic structure and exist in random pattern just…
- Large scale fire on fuel gas line is normally extinguished by
- Notched bar test is used for testing the __________ of a material.
- The starting of a car takes time in winter, because the
- In the acid Bessemer process, the hot metal should have the following composition.
- The refrigerant freon-12 is chemically