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Water Management

Aeration holes are provided to reduce the inside saturation pressure ____________________?

August 31, 2021March 29, 2019 by admin
Aeration holes are provided to reduce the inside saturation pressure ____________________?

A. In a weir with end contractions
B. In a suppressed weir
C. In a cippoletti weir
D. In all weir

Categories Water Management

Which of the following has highest-coefficient of discharge_____________________?

August 31, 2021March 29, 2019 by admin
Which of the following has highest-coefficient of discharge_____________________?

A. Sharp edged orifice
B. Venturi meter
C. Broad crested weir
D. Cippoletti weir

Categories Water Management

Direct runoff is the sum of __________________?

August 31, 2021March 29, 2019 by admin
Direct runoff is the sum of __________________?

A. Surface run-off and mass flow
B. Bass flow and ground water run off
C. Sub-surface run off and deep percolation
D. Surface run off and flow

Categories Water Management

Mean velocity of flow in a river can be directly measured by means of ______________________?

August 31, 2021March 29, 2019 by admin
Mean velocity of flow in a river can be directly measured by means of ______________________?

A. Dickne’s formula
B. Current meter
C. Surface floats
D. Rod floats

Categories Water Management

A mine or tunnel for collecting seepage water in rock or dam is called ____________________?

August 31, 2021March 29, 2019 by admin
A mine or tunnel for collecting seepage water in rock or dam is called ____________________?

A. Water tunnel
B. Seepage gallery
C. Seepage tunnel
D. Seepage Drain

Categories Water Management

The line in a flow net which shows the direction of flow of water through a soil mass beneath dam are called _________________?

August 31, 2021March 29, 2019 by admin
The line in a flow net which shows the direction of flow of water through a soil mass beneath dam are called _________________?

A. Equipotential lines
B. flow lines
C. Section lines
D. Streak lines

Categories Water Management

The free distance on the paddy surface which a wind can travel to any point to rise waves is called_________________?

August 31, 2021March 29, 2019 by admin
The free distance on the paddy surface which a wind can travel to any point to rise waves is called_________________?

A. Wave wash
B. Tide
C. Fetch
D. Wave amplitude

Categories Water Management

The percentage of the volume of water filled in voids to the total volume of solids of soil grains is called__________________?

August 31, 2021March 29, 2019 by admin
The percentage of the volume of water filled in voids to the total volume of solids of soil grains is called__________________?

A. Void ratio
B. Degree of compaction
C. Degree of saturation
D. Volume of saturation

Categories Water Management

The piles driven in low bearing capacity soil which does not rest on hard rock but bears the coming load due to side resistance is called ________________?

August 31, 2021March 29, 2019 by admin
The piles driven in low bearing capacity soil which does not rest on hard rock but bears the coming load due to side resistance is called ________________?

A. Load Bearing
B. Frictional pile
C. Cost-in situ piles
D. All are correct

Categories Water Management

A reference point on the ground of accurately known position which is a () point of leveling is called ________________?

August 31, 2021March 29, 2019 by admin
A reference point on the ground of accurately known position which is a () point of leveling is called ________________?

A. Check point
B. Reference point
C. Control point
D. Fixed point

Categories Water Management
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