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This section includes 22 Mcqs, each offering curated multiple-choice questions to sharpen your Environmental Engineering knowledge and support exam preparation. Choose a topic below to get started.
1. |
Pipe corrosion can be minimized by ____________ |
A. | Removal of copper sulfate |
B. | Addition of calcium carbonate |
C. | Addition of carbon dioxide |
D. | Removal of dissolved oxygen |
Answer» E. | |
2. |
The water supply pipes are buried underground. The load on the buried pipe due to earth filling is given by ____________ |
A. | W = C*Y*B |
B. | W = C*Y/B |
C. | W = C*Y*B2 |
D. | W = C*Y2*B |
Answer» D. W = C*Y2*B | |
3. |
_______ causes hoop tension in pipe shell. |
A. | Internal water pressure |
B. | External water pressure |
C. | Water hammer |
D. | Longitudinal stress |
Answer» B. External water pressure | |
4. |
According the mass curve method, the storage capacity is defined as ____________ |
A. | Maximum excess of supply / Maximum excess of demand |
B. | Maximum excess of supply * Maximum excess of demand |
C. | Maximum excess of supply – Maximum excess of demand |
D. | Maximum excess of supply + Maximum excess of demand |
Answer» E. | |
5. |
The velocity of water in a 10 cm diameter pipe should be ____________ |
A. | 0.2m/Sec |
B. | 0.5m/Sec |
C. | 0.9m/Sec |
D. | 1.2m/Sec |
Answer» D. 1.2m/Sec | |
6. |
The pressure in distribution mains in a residential building up to three storeys is ____________ |
A. | 2kg/cm2 |
B. | 5kg/cm2 |
C. | 7kg/cm2 |
D. | 10kg/cm2 |
Answer» B. 5kg/cm2 | |
7. |
The pressure in the distribution mains does not depend on ____________ |
A. | Altitude to supply water |
B. | Fire fighting requirements |
C. | Availability of funds |
D. | Quality of water |
Answer» E. | |
8. |
THE_VELOCITY_OF_WATER_IN_THE_PIPE_IS_1.8M/SEC._WHAT_IS_THE_DIAMETER_OF_PIPE_USED??$ |
A. | 10cm |
B. | 15cm |
C. | 25cm |
D. | 40cm |
Answer» E. | |
9. |
According the mass curve method, the storage capacity is defined as$ |
A. | Maximum excess of supply / Maximum excess of demand |
B. | Maximum excess of supply * Maximum excess of demand |
C. | Maximum excess of supply – Maximum excess of demand |
D. | Maximum excess of supply + Maximum excess of demand |
Answer» E. | |
10. |
State_whether_the_following_statement_is_true_or_false.$ |
A. | |
B. | True |
Answer» C. | |
11. |
Pipe corrosion can be minimized by |
A. | Removal of copper sulfate |
B. | Addition of calcium carbonate |
C. | Addition of carbon dioxide |
D. | Removal of dissolved oxygen |
Answer» E. | |
12. |
Which of the following stress in pipe depends on temperature? |
A. | Internal water pressure |
B. | Stress due to foundation reaction |
C. | Longitudinal stress |
D. | Temperature stress |
Answer» E. | |
13. |
The water supply pipes are buried underground. The load on the buried pipe due to earth filling is given by |
A. | W = C*Y*B |
B. | W = C*Y/B |
C. | W = C*Y*B<sup>2</sup> |
D. | W = C*Y2*B |
Answer» D. W = C*Y2*B | |
14. |
________causes_hoop_tension_in_pipe_shell. |
A. | Internal water pressure |
B. | External water pressure |
C. | Water hammer |
D. | Longitudinal stress |
Answer» B. External water pressure | |
15. |
In which system of water supply, water is supplied only during fixed hours of the day? |
A. | Continuous supply |
B. | Fixed supply |
C. | Intermittent supply |
D. | Low supply |
Answer» D. Low supply | |
16. |
In which system of water supply, water is available for 24 hours but uneconomically used? |
A. | Continuous supply |
B. | Fixed supply |
C. | Intermittent supply |
D. | Low supply |
Answer» B. Fixed supply | |
17. |
The velocity of water in a 10 cm diameter pipe should be |
A. | 0.2m/Sec |
B. | 0.5m/Sec |
C. | 0.9m/Sec |
D. | 1.2m/Sec |
Answer» D. 1.2m/Sec | |
18. |
There is a 8 storey residential building in Lucknow. What is the pressure in the distribution mains? |
A. | 2kg/cm<sup>2</sup> |
B. | 5kg/cm<sup>2</sup> |
C. | 7kg/cm<sup>2</sup> |
D. | 10kg/cm<sup>2</sup> |
Answer» C. 7kg/cm<sup>2</sup> | |
19. |
The pressure in distribution mains in a residential building up to three storeys is |
A. | 2kg/cm<sup>2</sup> |
B. | 5kg/cm<sup>2</sup> |
C. | 7kg/cm<sup>2</sup> |
D. | 10kg/cm<sup>2</sup> |
Answer» B. 5kg/cm<sup>2</sup> | |
20. |
The pressure in the distribution mains does not depend on |
A. | Altitude to supply water |
B. | Fire fighting requirements |
C. | Availability of funds |
D. | Quality of water |
Answer» E. | |
21. |
In which of the following distribution system, the clean water flows entirely under gravity? |
A. | Gravity system |
B. | Pressure system |
C. | Combined gravity and pumping system |
D. | Pumping system |
Answer» B. Pressure system | |
22. |
The method of distribution of water is divided into how many types? |
A. | 1 |
B. | 2 |
C. | 3 |
D. | 4 |
Answer» D. 4 | |