Exam Details
Subject | Elements Of Hydrology | |
Paper | ||
Exam / Course | DIPLOMA IN WATERSHED MANAGEMENT (DIWM) | |
Department | School of Agriculture (SOA) | |
Organization | indira gandhi national open university | |
Position | ||
Exam Date | December, 2016 | |
City, State | new delhi, |
Question Paper
No. of Printed Pages: 4 IBNRI-1021
DIPLOMA IN WATERSHED MANAGEMENT
(DWM)
Term-End Examination
o c December, 2016
BNRI-102 ELEMENTS OF HYDROLOGY
Time: 2 hours Maximum Marks 50 Note: Attempt any five questions. All questions carry equal marks. Use of calculator is permitted.
1. Explain with sketches the functioning of siphon type rain gauge.
Define rainfall intensity and classify rainfall based on rainfall intensity magnitude.
Explain rainfall intensity duration relationship.
2. Explain in detail the Rational Method for estimating peak rate of run off and its assumptions.
What is runoff coefficient?
3. What is percolation? Discuss various factors affecting percolation.
Explain the following terms
Field water use efficiency,
(ii) Crop water use efficiency,
(iii) Antecedent moisture conditions
4. Define water balance, write a water balance equation in the form of hydrologic equilibrium for a catchment.
Compute the head loss from a concrete pipe of 15 cm diameter and 200 m length. Velocity of 90 cm/sec. Assume value of frictional coefficient as 0.0090.
5. Explain US class A pan evaporimeter for measurement of evaporation with sketch.
Discuss double ring infiltrometer to measure infiltration in the field.
6. Explain different types of weirs used to measure discharge in open channels.
Define recurrence interval.
7. Define precipitation. Discuss its various forms.
Explain the different factors affecting evaporation.
8. What is seepage loss? What measures can be taken to reduce seepage losses from irrigation canals and explain PVC lining in detail 1 2 2
Explain the different parameters influencing channel discharge.
DIPLOMA IN WATERSHED MANAGEMENT
(DWM)
Term-End Examination
o c December, 2016
BNRI-102 ELEMENTS OF HYDROLOGY
Time: 2 hours Maximum Marks 50 Note: Attempt any five questions. All questions carry equal marks. Use of calculator is permitted.
1. Explain with sketches the functioning of siphon type rain gauge.
Define rainfall intensity and classify rainfall based on rainfall intensity magnitude.
Explain rainfall intensity duration relationship.
2. Explain in detail the Rational Method for estimating peak rate of run off and its assumptions.
What is runoff coefficient?
3. What is percolation? Discuss various factors affecting percolation.
Explain the following terms
Field water use efficiency,
(ii) Crop water use efficiency,
(iii) Antecedent moisture conditions
4. Define water balance, write a water balance equation in the form of hydrologic equilibrium for a catchment.
Compute the head loss from a concrete pipe of 15 cm diameter and 200 m length. Velocity of 90 cm/sec. Assume value of frictional coefficient as 0.0090.
5. Explain US class A pan evaporimeter for measurement of evaporation with sketch.
Discuss double ring infiltrometer to measure infiltration in the field.
6. Explain different types of weirs used to measure discharge in open channels.
Define recurrence interval.
7. Define precipitation. Discuss its various forms.
Explain the different factors affecting evaporation.
8. What is seepage loss? What measures can be taken to reduce seepage losses from irrigation canals and explain PVC lining in detail 1 2 2
Explain the different parameters influencing channel discharge.
Other Question Papers
Departments
- Centre for Corporate Education, Training & Consultancy (CCETC)
- Centre for Corporate Education, Training & Consultancy (CCETC)
- National Centre for Disability Studies (NCDS)
- School of Agriculture (SOA)
- School of Computer and Information Sciences (SOCIS)
- School of Continuing Education (SOCE)
- School of Education (SOE)
- School of Engineering & Technology (SOET)
- School of Extension and Development Studies (SOEDS)
- School of Foreign Languages (SOFL)
- School of Gender Development Studies(SOGDS)
- School of Health Science (SOHS)
- School of Humanities (SOH)
- School of Interdisciplinary and Trans-Disciplinary Studies (SOITDS)
- School of Journalism and New Media Studies (SOJNMS)
- School of Law (SOL)
- School of Management Studies (SOMS)
- School of Performing Arts and Visual Arts (SOPVA)
- School of Performing Arts and Visual Arts(SOPVA)
- School of Sciences (SOS)
- School of Social Sciences (SOSS)
- School of Social Work (SOSW)
- School of Tourism & Hospitality Service Sectoral SOMS (SOTHSM)
- School of Tourism &Hospitality Service Sectoral SOMS (SOTHSSM)
- School of Translation Studies and Training (SOTST)
- School of Vocational Education and Training (SOVET)
- Staff Training & Research in Distance Education (STRIDE)
Subjects
- Elements Of Hydrology
- Fundamentals Of Watershed Management
- Funding, Monitoring, Evaluation And Capacity Building
- Horticulture And Agroforestry System
- Livestock And Pasture Management
- Rainfed Farming
- Soil And Water Conservation