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You Are On Multi Choice Question Bank SET 3275
163751. The name Safari Karmachari Andolan associated with:
(A): Medhapatkar (B): Kailash Sathayarthi (C): Beswada Wilson (D): Dr. Binayak Sen
163752. Who has been newly appointed as Chairman of Kerala Chalachithra Academy?
(A): Kamal (B): Lenin Rajendran (C): Priyadarsan (D): Rajeev Nath
163753. 2016 NSGplenary held at:
(A): China (B): Brazil (C): South Korea (D): Japan
163754. Rotary pumps are :
(A): Centrifugal type (B): Displacement type (C): Pneumatic type (D): Hand operated type
163755. The presence of Minerals caused in water :
(A): Hardness (B): Turbidity (C): Colour (D): Taste
163756. The permissible turbidity of domestic water is :
(A): 5 to l2 p.p.m (B): 5 to 10 p.p.m (C): 5 to 8 p.p.m (D): 5 to 7 p.p.m
163757. The Gravity system of water distribution is depends ori:
(A): Size of pipe (B): Heights of distribution tank (C): Size of distribution tank (D): Location of valves
163758. Stand pipes are provided at the distribution system of :
(A): Starting point (B): Highest point of distribution system (C): Lowest point of distribution system (D): Dead end of distribution system
163759. Pressure Relief valves are provided in a water line for :
(A): Increase the water pressure (B): Relieve high pressure from the line (C): Regulate the pressure of flow (D): Divert the pressure
163760. Hydrant is provided for :
(A): Irrigation purpose (B): Drinking purpose (C): Fire fighting purpose (D): Washing purpose
163761. Self- closing water taps are capable for :
(A): Wash basin (B): Kitchen sink (C): Public drinking fountain (D): Batch room
163762. The name employed for a fitting, having a larger size at one end than on the other :
(A): Elbow (B): Reducer (C): Tee joint (D): Union
163763. The size of vent pipe is determined according to :
(A): According to the Size of drain and Number of drainpipe (B): According to the Length of drain and Number of drain (C): According to the Number of fittings and Size of fittings (D): According to the Number of traps installed in the line
163764. Mild steel pipe after galvanization is called :
(A): MS pipe (B): GI Pipe (C): Cl Pipe (D): Steel pipe
163765. The name of valve which prevents the back flow of water is known as?
(A): Gate valve (B): Ball valve (C): Check valve (D): Stop valve
163766. The Height of water meter above the water supply line should be :
(A): 100 cm (B): 50 cm (C): 30 cm (D): 20 cm .
163767. For checking and clearing of house drain, the access is provided by:
(A): Inspection chamber (B): Door tec (C): Manhole (D): Lamp hole
163768. The minimum size of a public sewer should be :
(A): 60 mm (B): 60 cm (C): 60 Inch (D): 60 Foot
163769. The minimum distance between a water source and a septic tank should be :
(A): 15 m (B): 20 m (C): 25 m (D): 100 m
163770. A structure constructed for drawing water from reservoir is called :
(A): Check dam (B): Pool (C): In take (D): Cesspool
163771. Alum is used as :
(A): As disinfent (B): Filter media (C): Coagulant (D): Water softener
163772. The trap which provided at drop man hole is called :
(A): Gully trap (B): Intercepting trap (C): Floor trap (D): Bottle trap
163773. Place preferred to fix scour valve is :
(A): In the distribution system at dead ends (B): In the distribution system at middle (C): In the distribution system at highest portion (D): In the distribution system at lowest portion
163774. The coal tar coating of Cl pipe is done to:
(A): Protect against correction (B): Protect against brittleness (C): Protect against flexibility (D): Protect against fusibility
163775. Steel pipes are joined by :
(A): Capillary joint (B): Adhesive joint (C): Welded joint (D): Bell and spigot joint
163776. Soft solder capillary joints are used for :
(A): Cl Pipe joint (B): Copper pipes joint (C): AC pipes joint (D): Led pipes joint
163777. The layers of Composite pipes are :
(A): Poly ethylene, Aluminum and Polyethylene respectively (B): Polyethylene, Fibber and Polyethylene respectively (C): Fibber, Aluminum and Polyethylene respectively (D): Aluminum, Fibber and Polyethylene respectively
163778. The mostly used Cl pumping main joint are :
(A): Adhesive joint (B): Socket and spigot joint (C): Screwed joint (D): Flanged joint
163779. The depth of Hemp used in a Socket and spigot joint are :
(A): 50 cm (B): 30 cm (C): 20 cm (D): 5 cm
163780. Flanged joint are capable for :
(A): Where it maybe lay underground (B): Where it maybe occasionally dismantle or reassembling (C): Where it maybe bear vibration or deflection of pipe (D): Where it maybe bear high velocity of flow
163781. Sand cast Cl pipe used in water supply shall conform to :
(A): 1 SI. 2526 (B): IS1.2625 (C): 1S1.1536 (D): ISL 1729
163782. The water meter which used for measuring small flow' of water is:
(A): Venturimeter (B): Positive displacement water meter (C): Receprocntive (D): Turbine type
163783. Union joint must be :
(A): At every 50 m (B): At every 75 m (C): At every 100 m (D): At every 200 m
163784. Water ismechanically lifted by means of:a
(A): By pulley (B): By tubs (C): By bucket (D): By pump
163785. What is the function of foot valve?
(A): To hold water in delivery (B): To drain out water from delivery (C): To hold water in suction (D): To drain out water from suction
163786. To prevent the water hammer :
(A): Valves and taps should be avoid (B): Valves and taps should be closed slowly (C): Valves and taps should be always open (D): Valves and taps should be always close
163787. Water supply is designed for :
(A): An estimated population (B): Quantity of water available (C): The catchment area (D): Quality of water
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