82) Scour valves are provided

at street corners to control the flow of water

at every depression and dead ends to drain out the waste water that may collect there

at the foot of rising main along the slope to prevent back running of water

at every summit of rising mains

Answer is:

at every depression and dead ends to drain out the waste water that may collect there

Environmental Engineering MCQ with Answers

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83) A sewer that receives the discharge of a number of house sewers is called

house sewer

lateral sewer

intercepting sewer

submain sewer

Answer is:

lateral sewer

84) A pipe conveying sewage from plumbing system of a single building to common sewer or point of immediate disposal is called

house sewer

lateral sewer

main sewer

submain sewer

Answer is:

house sewer

85) For a country like India, where rainfall is mainly confined to one season, the suitable sewerage system will be

separate system

combined system

partially combined system

partially separate system

Answer is:

separate system

86) Average rate of water consumption perhead per day as per Indian Standard is

100 litres

135 litres

165 litres

200 litres

Answer is:

135 litres

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82) Scour valves are provided

at every depression and dead ends to drain out the waste water that may collect there

Environmental Engineering MCQ with Answers

Related Environmental Engineering MCQ with Answers

83) A sewer that receives the discharge of a number of house sewers is called

lateral sewer

84) A pipe conveying sewage from plumbing system of a single building to common sewer or point of immediate disposal is called

house sewer

85) For a country like India, where rainfall is mainly confined to one season, the suitable sewerage system will be

separate system

86) Average rate of water consumption perhead per day as per Indian Standard is

135 litres

Environmental Engineering MCQ with Answers