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Below are the scanned copy of Kerala Public Service Commission (KPSC) Question Paper with answer keys of Exam Name 'TRADESMAN PLUMBING TECHNICAL EDUCATION/PLUMBER KWA' And exam conducted in the year 2016. And Question paper code was '147/2016'. Medium of question paper was in Malayalam or English . Booklet Alphacode was 'A'. Answer keys are given at the bottom, but we suggest you to try answering the questions yourself and compare the key along wih to check your performance. Because we would like you to do and practice by yourself.
54. Function of flux is ٭
(A} (0 prevent corrosion
(8) to helps molten solder to flow easily in the required place
)0 promote better joint
(D) all of the above
55, Which tongs are used for holding bars vertically 7
(ക) Round tongs (B) Square mouth tongs
(C) பன tongs (D) Flat tongs
56. Ore of Aluminium is :
(೩) Carbonate (8) வண்ட {C) Lemonite (D)
57. Check valve is also called :
(ക) Gate valve (B) Mud valve
© Non-return valve (12) Needle valve
58, Which threaded pattern is used in standard pipe fittings ?
(A) BSP. © 8.५.१५. (€) 8.54. (D}
59. Pillar tap should withstand an internally applied hydraulic pressure of :
(>) 20 kg/sq.cm (8) 25 kg/sq.cm (€) 30 kg/sq.cm (D)
മ What pipes are mostly used in Water Supply Scheme ?
(ക) Steel pipe 18) 1९०५ ए (C) Castiron pipe (D)
Magnetite
B.A
35 kg/sq.om
Composite pipe
147/2016
1۶۲.)