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You Are On Multi Choice Question Bank SET 2904
145201. Floor trap is also known as?
(A): Gully trap (B): Running trap (C): Nahani trap (D): Intercepting trap
145202. Commode is known as?
(A): Urinal (B): E.W.C (C): I.W.C (D): Sink
145203. Advantage of P.V.C pipe is?
(A): Light weight (B): Corrosion free (C): Cost of PVC pipe is cheaper (D): All the above
145204. Which system is also known as combined gravity and pumping system?
(A): Gravity System (B): Duel System (C): Direct Pumping System (D): None of these
145205. Shovel is designed by its?
(A): Length and weight (B): Width and weight (C): Length and width (D): Length
145206. How many systems are adopted in plumbing of drainage work in a building?
(A): 3 (B): 4 (C): 5 (D): 6
145207. What test is applied to check the alignment and condition of the inside of the pipes?
(A): Smoke test (B): Hydrostatic test (C): Pneumatic test (D): Mirror test
145208. Force Cup is used for---purpose?
(A): Blockage removing (B): O.H.tank craning (C): Testing of drain pipe (D): Testing of soil pipe
145209. ----------is the best and the most improved type of system of plumbing?
(A): One Pipe System (B): Two Pipe System (C): Single Stack System (D): Partially Ventilated System
145210. A water having pH less than 7 is?
(A): Alkaline (B): Potable (C): Acidic (D): Neutral
145211. Siphonic action is prevented by?
(A): Vent pipe (B): Soil pipe (C): Waste pipe (D): Rainwater pipe
145212. Which tap is used in wash hand basin?
(A): Bib tap (B): Self closing tap (C): Plug tap (D): Pillar tap
145213. What is the size of holes in European water closet for fixing the floor?
(A): 6.5 MM (B): 7 mm (C): 7.5 mm (D): 8 mm
145214. The most commonly adopted pump in water supply is?
(A): Rotary pump (B): Airlift pump (C): Centrifugal pump (D): Booster pump
145215. The process which removes colloidal matters in water is?
(A): Screening (B): Sedimentation (C): Disinfection (D): Filtration
145216. S.W.H System stands for?
(A): Soil Waste Harvesting (B): Soft Water Heating (C): Solar Water Heating (D): Soft Water Harvesting
145217. Which is not a surface source of water?
(A): Streams (B): Wells (C): Pond (D): Lake
145218. Automatic flushing cisterns are done by?
(A): E.W.C (B): I.W.C (C): Urinal (D): Bidet
145219. Which is used for closing the end of a pipe or fitting having a male thread?
(A): Union (B): Plug (C): Socket (D): Cap
145220. Which punch is used for locating drilling holes?
(A): Centre punch (B): Dot punch (C): Prick punch (D): Hollow punch
145221. Which file is used to bring the material to accurate size with high degree of finish?
(A): Smooth file (B): Second cut file (C): Rasp cut file (D): Dead smooth file
145222. Plain or unthreaded portion of 1/3 of the length of the screw is called?
(A): Head (B): Shank (C): Pitch (D): Point
145223. Water meter in piping system is used to check up?
(A): Quantity (B): Quality (C): Pressure (D): Controlling
145224. The pipe receiving discharge from water closet,urinals etare called?
(A): Waste pipe (B): Soil pipe (C): Rainwater pipe (D): Ventilation pipe
145225. To prevent corrosion CI pipes are coated with?
(A): Zinc (B): Chromium (C): Tin (D): Bituminous paint
145226. While grinding,metal particles are get clogged into the grinding wheel.This process is called?
(A): Loading (B): Glazing (C): Dressing (D): Truing
145227. The traps are used to prevent the passage of?
(A): Air (B): Waste water (C): Oxygen (D): Sewerages
145228. Access of inspection testing and cleaning of drain is provided by?
(A): Trap (B): Cistern (C): Inspection Chamber (D): Grattings
145229. --------helps the pipeline to branch off at 90 degree?
(A): Tee bow (B): Coupling (C): Elbow (D): Union
145230. The length of stoneware pipe is?
(A): 300 mm (B): 400 mm (C): 500 mm (D): 600 mm
145231. How many grades of G.I.pipes are available?
(A): 2 (B): 3 (C): 4 (D): 5
145232. The aggregates which can not pass IS Sieve-No:480 has been classified as?
(A): Coarse aggregate (B): Medium aggregate (C): Fine aggregate (D): None of these
145233. -----------------is used for plastering ,brick laying and finishing concrete floors?
(A): Spade (B): Plumb bob (C): Spirit level (D): Trowel
145234. Which saw is used for cutting sharp corners?
(A): Coping saw (B): Compass saw (C): Fret saw (D): Pad saw
145235. Brass is an alloy of?
(A): Copper and tin (B): Copper and Zinc (C): Copper and lead (D): Copper and Aluminium
145236. Which tap is used to finish the threads of blind holes of correct depth?
(A): Taper tap (B): Intermediate tap (C): Bottoming tap (D): First tap
145237. Function of flux is?
(A): To prevent corrosion (B): To helps molten solder to flow easily in the required place (C): Promote better joint (D): All of the above
145238. Which tongs are used for holding bars vertically?
(A): Round tongs (B): Square mouth tongs (C): Hollow tongs (D): Flat tongs
145239. Ore of Aluminium is:
(A): Carbonate (B): Bauxite (C): Lemonite (D): Magnetite
145240. Check valve is also called?
(A): Gate valve (B): Mud valve (C): Non-return valve (D): Needle valve
145241. Which threaded pattern is used in standard pipe fittings?
(A): S.P (B): S.W (C): S.F (D): A
145242. Pillar tap should withstand an internally applied hydraulic pressure of?
(A): 20 kg/sq.cm (B): 25 kg/sq.cm (C): 30 kg/sq.cm (D): 35 kg/sq.cm
145243. What pipes are mostly used in Water Supply Scheme?
(A): Steel pipe (B): Lead pipe (C): Cast iron pipe (D): Composite pipe
145244. What should be used to connect two which same diameter?
(A): Reducer (B): Socket (C): Eccentric Reducer (D): Concentric Reducer
145245. The most important part of a trap is?
(A): Water seal (B): Diameter (C): Depth of water (D): Height
145246. For achieving self cleaning velocity,150 mm dia pipe should have a slope of?
(A): 0.065972222222222 (B): 0.069444444444444 (C): 0.076388888888889 (D): 1:60
145247. Lead caulked joints are provided in—pipe?
(A): G.I.Pipe (B): I.Pipe (C): R.Pipe (D): Pipe
145248. Overflow from a tank is controlled by?
(A): Gate valve (B): Safety valve (C): Ball valve (D): Mud valve
145249. The fittings used to cover the inlet in gully,disconnection and silt hap is?
(A): I.Grattings (B): Small I.cover (C): Ligt duty I.Cover (D): Heavy Duty I.Cover
145250. Flush valves are made of?
(A): Cast Iron (B): Brass (C): Fiber (D): Plastic
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