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Which Trap is providing at last of the house drainage line before connecting to main
sewer ?

A) S-Trap B) Intercepting Trap

C) Gully Trap D) Floor Trap

While designing the Septic tank depth what is range of free board taking ?

^) 10 न) - 30 ना 8) 1.0 ന - 1.20ന

C) 40 cm-60cm 0) 60 न) -

In European Type water Closet what is the minimum depth of water seal in the trap ?
A) 200 mm B) 15mm C) 75mm D) 45mm

A pipe which is installed in the house drainage to preserve the water seal known
as

A) Vent Pipe B) Antisyphonage Pipe
C) Soil Pipe D) Waste Pipe

Single vertical soil pipe fixed and all the waste matter from baths, kitchens, water
closet etc. discharged into it in addition also act as vent pipe this system of plumbing
is called

A) Single stack system B) One pipe system
C) Two pipe system D) One pipe system partly ventilated

Waste water from bath rooms, kitchen etc, known as
A) Sewage B) Night soil C) Sullage D) Storm water

When one pipe slipped into the socket or bell of proceeding pipe this type of pipe
joint known as

A) Dresser coupling joint B) Spigot joint
C) Screwed joint D) Simplex joint

In water presence of inorganic substances like clay, sand silt etc. this impurities
known as

A) Bacteriological impurities B) Chemical impurities
C) Biological impurities D) Physical impurities

A right angled sleeve of brass or gun metal jointed to an opening drilled in the water
main for giving water connection called

A) Service pipe B) Stop cock
C) Ferrule D) Goose neck