An ideal flow of a liquid obeys Continuity equation Newton's law of viscosity Ne

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Continuity equation

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1. Discharge with velocity of approach, over a rectangular weir is
Options
A. C_d x L x 2g [(H + ha)^3/2 + ha^3/2]
B. C_d x L x 2g [(H + ha)^3/2 - ha^3/2]
C. C_d x L x 2g [(H - ha)^3/2 + ha^3/2]
D. C_d x L x 2g [(H - ha)^3/2 - ha^3/2]

2. Cross regulators in main canals are provided
Options
A. to regulate water supply in the distributaries
B. to increase water head upstream when a main canal is running with low supplies
C. to overflow excessive flow water
D. none of these.

4. The water face of the guide banks, is protected by
Options
A. one men stone pitching
B. two man stone pitching
C. three man stone pitching
D. four man stone pitching
E. five man stone pitching.

7. Pick up the in-correct statement from the following :
Options
A. Manholes are provided in sewer pipes at suitable intervals
B. Catch basins are generally provided in sewers for carrying drainage discharge
C. Inlets are generally provided in all sewers
D. None of these.

8. Stopping sight distance is the minimum distance available on a highway which is the
Options
A. distance of sufficient length to stop the vehicle wihtout collision.
B. distance visible to a driver during night driving.
C. height of the object above the road surface.
D. distance equal to the height of the driver's eye above the road surface.

9. Removal of props under
Options
A. slabs spanning upto 4.5 m is 7 days
B. slabs spanning more than 4.5 m is 14 days
C. beams spanning upto 6 m is 14 days
D. beams spanning more than 6 m is 21 days
E. all the above.

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