Exam Details

Subject Elementary Hydrology
Paper
Exam / Course B.Tech. Civil (Construction Management) / (Water Resources Engineering)/ (Aero Space Engineering) BTCM-BTWRE
Department School of Engineering & Technology (SOET)
Organization indira gandhi national open university
Position
Exam Date June, 2016
City, State new delhi,


Question Paper

Draw the hydrologic cycle and explain at least three hydrologic processes.

Give a brief account of estimated world water quantities.

Draw Symon's rain-gauge used in India. Explain the working of Tipping bucket type automatic rain-gauge.

Discuss the Thiessen polygon method of computation of average rainfall in a catchment. Give appropriate diagram and equation.

Differentiate between evaporation and transpiration. What are the factors affecting evaporation

tank with surface area of 25 ha. had the following parameters during a week
Water temperature 20°C
Relative humidity 40%
Wind velocity at 1 m above G.L. 16 km/hr. Estimate the average daily evaporation from the tank and volume of water evaporated during that one week. (Assume saturated vapour pressure at 20°C 17.54 mm of Hg

4. Define the following terms

Pan coefficient

Consumptive use

Infiltration

Base flow

Surface runoff

Unit hydrograph

Rainfall excess

What are the Direct and Indirect methods for measurement of discharge in a river Explain anyone of them.

Explain the function of a stilling well for river stage measurement with the help of a neat sketch.

Explain the components of runoff hydrograph with the help of a sketch.

What are the factors affecting the peak discharge of a basin?

Draw a schematic diagram showing catchment processes.

What are the assumptions made in the derivation of unit hydrograph ordinates?

Derive the formula used in the Muskingum channel routing.


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Subjects

  • Agricultural Legislation and Management
  • Building Architecture
  • Building Services
  • Chemistry
  • Computer Applications
  • Computer Programming and Numerical Analysis
  • Concrete Technology & Construction Techniques
  • Construction Management-I
  • Construction Management-II
  • Construction Works Supervision
  • Design Detailing
  • Earth & Its Environment
  • Elementary Hydrology
  • Engineering Materials
  • Engineering Mechanics
  • Engineering Thermodynamics
  • Flow in Open Channel
  • Foundation Engineering
  • Ground Water Development
  • Hydraulic Structures
  • Hydraulic Structures-I
  • Hydraulic Structures-II
  • Hydrology
  • Inventory and Stores Management
  • Irrigation Engineering
  • Materials Science
  • Mathematics  III
  • Mathematics- I
  • Mathematics- II
  • Mechanical Equipmentsin Construction
  • Mechanics of Fluids
  • Open Channel Flow
  • Operation and Maintenance of Construction Equipment
  • Physics
  • Planning Construction of Buildings
  • Pollutants and Water Supply
  • Principles of Electrical Science
  • Principles of Engineering Management and Economics
  • Quantity Surveying & Valuation
  • Repair and Maintenance of Buildings
  • Soil Conservation and Agronomy
  • Soil Mechanics
  • Soil Science
  • Strength of Materials
  • Structural Analysis
  • Structural Design- |
  • Structural Design- II
  • System Methods
  • Technical Writing
  • Testing for Quality Control
  • Transportation &Traffic Engineering
  • Waste Water Treatment
  • Water Resources Planning