Waste Water Engineering Mcqs
Waste Water Engineering Mcqs, this topic has 314 mcqs, It takes five to ten minutes to complete this free Waste Water Engineering Mcqs test. You will see 4 or 5 option of each question. You must choose / think only one option and then press on answer key for check right answer. Practice "Waste Water Engineering Mcqs" MCQs and share with your friends, brothers, sisters.
Waste Water Engineering Mcqs (Total Quiz: 314)
MCQ: Pick up the incorrect statement from the following for allowing workers to enter sewers_______________?
- The particular manhole and one manhole on upstream and one manhole on downstream should remain open for 30 minutes
- Proper tests for the presence of poisonous gases must be carried out
- The men entering the manhole should be advised to smoke in the sewer
- Warning signals should be erected
C
MCQ: The settling velocity of the particles larger than 0.06 mm in a settling tank of depth 2.4 is 0.33 m per sec. The detention period recommended for the tank, is____________________?
- 30 minutes
- 1 hour
- 1 hour and 30 minutes
- 2 hours
D
MCQ: The discharge per unit plan area of a sedimentation tank, is generally called________________?
- Over flow rate
- Surface loading
- Over flow velocity
- All the above
D
MCQ: The gas which may cause explosion in sewers, is_________________?
- Carbondioxide
- Methane
- Ammonia
- Carbon monoxide
B
MCQ: The layers of vegetable wastes and night soil alternatively piled above the ground to form a mound, is called_______________?
- A heap
- Plateau
- Windrow
- None of these
D
MCQ: Pick up the correct statement from the following ?
- Turbidity is more in strong sewage
- The black colour indicates septic sewage
- The sewage omits offensive odours after four hours
- All the above
D
MCQ: Pick up the correct statement from the following?
- The boning rod is used for checking the levels of the sewer inverts
- Manhole covers are made circular for the convenience of the cleaning staff
- A manhole is classified as shallow manhole if its depth is less than 0.9 m
- All the above
D
MCQ: Pick up the correct statement from the following?
- pH value indicates acidity and alkalinity of sewage
- In acidic sewage, the pH value is less than 7
- In alkaline sewage, the pH value is more than 7
- All the above
D
MCQ: Pick up the correct statement from the following?
- Indore method of composting involves decomposition under aerobic conditions
- Bangalore method of composting involves decomposing under anaerobic conditions
- Fully stabilised refuse by the Bangalore method of compositing is a powdery mass called humus
- all of these
D
MCQ: Pick up the correct statement from the following?
- Inlets are provided on the road surface at the lowest point for draining rain water
- Inlets are generally provided at an interval of 30 m to 60 m along straight roads
- Inlets having horizontal openings, are called horizontal inlets
- All the above
D