Exam Details
| Subject | Pollutants and Water Supply | |
| 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
No. of Printed Pages: 3
IET-507(A)I
B.Tech. Civil (Construction Management) I B.Tech. Civil (Water Resources Engineering) Term-End Examination 00180 June, 2016
ET-507(A) POLLUTANTS AND WATER SUPPLY
3 hours Maximum Marks,' 70
Note: Attempt any five questions. All questions carry equal marks. Use of scientific calculator is allowed.
1. Explain the principle of operation pressure filter with the help of a sketch. Also describe its merits of a neat and demerits. 7
Explain Break-point chlorination. Also explain the various mechanisms involved during the disinfection process. 7
2. An artesian well has a diameter of 20 cm. The thickness of the aquifer is 30 m and its permeability is 36 m/day. Find its yield under a drawdown of 4 m at the well face. Radius of influence is 245 m.
Differentiate between permanent and temporary hardness. How do you remove temporary hardness? 7
3. Calculate the diameter and depth of a settling tank to treat a flow of 25000 m^3/day. The maximum SOR is 15 and detention period is 3 hours.7
Describe the principle of working of centrifugal pumps. 7
4. Explain the working of a coagulation sedimentation tank with a neat sketch. 7
Draw a neat sketch of a rapid gravity filter and describe its working. 7
5. Explain the Ion Exchange process of permanent hardness removal. 7
Describe, with the help of neat sketches, any two types of joints used in C.I. pipes. 7
6. With the help of neat sketches, explain any two types of layouts used in water distribution system. 7
Explain the following: 7
Water meters
Stop cocks
7. Write short notes on any four of the following: 4x3 1/2=14
Ozone Layer Depletion
Electrostatic Precipitator
Turbidity
Aeration
B.O.D.
Confined Aquifer
IET-507(A)I
B.Tech. Civil (Construction Management) I B.Tech. Civil (Water Resources Engineering) Term-End Examination 00180 June, 2016
ET-507(A) POLLUTANTS AND WATER SUPPLY
3 hours Maximum Marks,' 70
Note: Attempt any five questions. All questions carry equal marks. Use of scientific calculator is allowed.
1. Explain the principle of operation pressure filter with the help of a sketch. Also describe its merits of a neat and demerits. 7
Explain Break-point chlorination. Also explain the various mechanisms involved during the disinfection process. 7
2. An artesian well has a diameter of 20 cm. The thickness of the aquifer is 30 m and its permeability is 36 m/day. Find its yield under a drawdown of 4 m at the well face. Radius of influence is 245 m.
Differentiate between permanent and temporary hardness. How do you remove temporary hardness? 7
3. Calculate the diameter and depth of a settling tank to treat a flow of 25000 m^3/day. The maximum SOR is 15 and detention period is 3 hours.7
Describe the principle of working of centrifugal pumps. 7
4. Explain the working of a coagulation sedimentation tank with a neat sketch. 7
Draw a neat sketch of a rapid gravity filter and describe its working. 7
5. Explain the Ion Exchange process of permanent hardness removal. 7
Describe, with the help of neat sketches, any two types of joints used in C.I. pipes. 7
6. With the help of neat sketches, explain any two types of layouts used in water distribution system. 7
Explain the following: 7
Water meters
Stop cocks
7. Write short notes on any four of the following: 4x3 1/2=14
Ozone Layer Depletion
Electrostatic Precipitator
Turbidity
Aeration
B.O.D.
Confined Aquifer
Other Question Papers
Departments
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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
- M a t h e m a t i c s I I I
- 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