Description : Weather traffic block is required for execution of AT Welding? (i) Yes.* (ii) No (iii) As decided by site supervisor (iv) As per site condition
Last Answer : (i) Yes.
Description : In how many time final grinding should be done of new AT weld ? (i) Just after the welding (ii) After 8 hrs of welding (iii) With in 24 hrs* (iv) None of the above
Last Answer : iii) With in 24 hrs*
Description : In how many time rough riding should be done of new AT weld ? (i) Just after the welding* (ii) After 8 hrs of welding (iii) After 24 hrs (iv) None of the above
Last Answer : i) Just after the welding*
Description : What is the time of removal the tensor from the newly executed A T Weld? (i) 15 minutes after pouring. (ii) 20 minutes after pouring* (iii) 25 minutes after pouring. (iv) 30 minutes after pouring.
Last Answer : (ii) 20 minutes after pouring*
Description : After AT Welding First train is to be passed after ? (i) 20 Minutes from pouring of weld metal. (ii) 35 Minutes from pouring of weld metal. (iii) 30 Minutes from pouring of weld metal.* (iv) 25 Minutes from pouring of weld metal.
Last Answer : (iii) 30 Minutes from pouring of weld metal.*
Description : Weather protection of track is required during block for execution of AT Welding? (i) Yes.* (ii) No (iii) As decided by site supervisor (iv) As per site condition
Last Answer : (i) Yes.*
Description : Risers are broken at? (i) cold. * (ii) Hot (iii) After 5 mints (iv) After 3 mints
Last Answer : (i) cold. *
Description : Painting of weld is done up to (i) 10 CM minimum both side of weld & on welded surface .* (ii) 15 CM minimum both side of weld & on welded surface (iii) 20 CM minimum both side of weld & on welded surface (iv) None of the above
Last Answer : (i) 10 CM minimum both side of weld & on welded surface .*
Description : hat is the minimum distance between AT Weld and other joint exist in track? (i) 2 Mt. (ii) 3 Mt. (iii) 4 Mt.* (iv) 4.5 Mt.
Last Answer : (iii) 4 Mt.*
Description : For rolling mark 60 kg/Sail/X/2010 the first testing in the field after initial testing of rails in rail manufacturing plant, will be done. (i) After test free period of 25%. (ii) After passage of every 40 ... period.* (iii) After passage of 200 GMT. (iv) On the basis of annual GMT of the section.
Last Answer : (ii) After passage of every 40 GMT traffic during test free period.*
Description : During periodic testing of an AT weld with 700 probe, a bunch of moving signals of less than 40% but more than 10% is observed in the head of weld, the joint will be. (i) Good joint.* (ii) DFWR (iii) DFWO (iv) OBSW
Last Answer : i) Good joint.*
Description : On a branch line one new AT Weld with 00 probe shows a signal of 58 is. (i) DFWO* (ii) DFWR (iii) IMRW (iv) OBSW
Last Answer : i) DFWO*
Description : DFWR weld shall be replaced. (i) Within 2 months of detection. (ii) Within 1 year of detection. (iii) Within 3 months of detection.* (iv) after 3 days of detection.
Last Answer : (iii) Within 3 months of detection.*
Description : Marking of DFWO weld is. (i) Two red point circle on both faces of weld.* (ii) Two red point cross on both faces of weld. (iii) One red point circle on both faces of weld. (iv) None of the above.
Last Answer : i) Two red point circle on both faces of weld.*
Description : The increased gain of 10 dbs for single line & ‘D’ marks rails on double/multiple lines shall be employed for classification of defects. (i) defect in weld (ii) defects in rail. * (iii) for both defects on weld & rail. (iv) None of above.
Last Answer : ii) defects in rail. *
Description : Tandem rig test with 450 probe for AT weld detects. (i) Horizontal longitudinal defect in weld. (ii) Vertical oriented defect in AT weld.* (iii) Transverse defect in AT weld. (iv) Defect in flange of AT welds.
Last Answer : (ii) Vertical oriented defect in AT weld.*
Description : By 00 probe in AT weld testing with normal gain setting. (i) Area below N.axis can be tested. (ii) Area below N.axis can not be tested.* (iii) Only web below N.axis can be tested. (iv) All above are correct.
Last Answer : (ii) Area below N.axis can not be tested.*
Description : 450 probe is used for detecting defect in; (i) FB weld (ii) AT weld (iii) FB weld, AT weld & SEJ (iv) All above*
Last Answer : (iv) All above*
Description : Trimming of AT weld should be done by ? (i) Chisel (ii) Trimmer* (iii) Both (iv) None of the above
Last Answer : ii) Trimmer*
Description : After how much time lining of crucible should be changed ? (i) After every weld (ii) After 7 welds (iii) After every 10 welds* (iv) None of the above
Last Answer : (iii) After every 10 welds*
Description : USFD testing of new AT weld will be done by ? (i) JE/SSE sectional (ii) Incharge SSE (iii) USFD machine operator* (iv) None of the above
Last Answer : (iv) None of the above
Description : After declare good in USFD testing what is the joggling criteria ? (i) Joggle will be open from the AT weld* (ii) Joggling with two far end bolting (iii) joggling with four tight bold (iv) None of the above
Last Answer : (i) Joggle will be open from the AT weld*
Description : What is the testing frequency of new AT weld ? (i) Just after the welding (ii) After 7 days of welding (iii) With in the one month of welding* (iv) None of the above
Last Answer : iii) With in the one month of welding*
Description : Till USFD testing of new AT weld what is criteria for joggling ? (i) Joggling with two far end bold (ii) Joggling with two tight clamps* (iii) Leave without joggling till its testing (iv) None of the above
Last Answer : (ii) Joggling with two tight clamps*
Description : New AT weld should be entered in TMS by ? (i) Sectional JE/SSE* (ii) Incharge SSE (iii) Welder (iv) None of the above
Last Answer : (i) Sectional JE/SSE*
Description : Weather date of welding is marked on weld? (i) Yes (ii) As decided by the site supervisor (iii) No* (iv) None of the above
Last Answer : (iii) No*
Description : Marking on weld should be done (i) On centre of the rail head (ii) 10 mm below the top surface of rail head.* (iii) 10 mm above the bottom surface of rail head. (iv) None of the above
Last Answer : ii) 10 mm below the top surface of rail head.*
Description : Marking on weld should be done which side? (i) Non gauge face side of A.T. weld * (ii) Gauge face side of A.T. weld (iii) On web of non gauge face side of A.T. weld (iv) On web of gauge face side of A.T. weld
Last Answer : (i) Non gauge face side of A.T. weld
Description : Main advantage of 3-piece P F Mould is? (i) To overcome fin defect.* (ii) To prevent the flaw of molten metal (iii) To make proper weld size (iv) None to the above
Last Answer : (i) To overcome fin defect.*
Description : Defect of High joint is due to ? (i) Early trimming of weld (ii) Excess provision of height during alignment.* (iii) Early grinding of weld (iv) None of above
Last Answer : (ii) Excess provision of height during alignment.
Description : Defect of low joint is due to? (i) Excess height (ii) Early trimming of weld (iii) Early grinding of weld (iv) Nil/Less provision of height during alignment.
Last Answer : (iv) Nil/Less provision of height during alignment.
Description : Defect of cracks in weld is mainly due to? (i) Early opening of mould.* (ii) Early trimming of weld (iii) Early grinding of weld (iv) None of above
Last Answer : (i) Early opening of mould.*
Description : Full form of SPW? (i) Special pre heated weld (ii) Short preheated weld.* (iii) Short post heated weld (iv) None of above
Last Answer : (ii) Short preheated weld.*
Description : How many nos. of sleepers should be loosened either side of the proposed weld? (i) 3 sleepers (ii) 5 sleepers.* (iii) 2 sleepers (iv) 4 sleepers
Last Answer : (ii) 5 sleepers.
Description : Min. breaking load of 60kg weld during transverse breaking load test is? (i) 110 MT (ii) 115 MT* (iii) 90 MT (iv) 120 MT
Last Answer : (ii) 115 MT*
Description : Min. breaking load of 52kg weld during transverse breaking load test is? (i) 90MT* (ii) 100 MT (iii) 110 MT (iv) 120 MT
Last Answer : (i) 90MT*
Description : It takes 0.4 hrs to drive from the garage to the head of the route, 0.4 hrs to drive between the route head and disposal site and 0.25 hrs to return from the disposal site. It takes 0.2 hrs to offload a truck at the ... loading time as 30 minutes. (a) 4.15 hrs (b) 4.25 hrs (c) 4.75 hrs (d) 4.85 hrs
Last Answer : (a) 4.15 hrs
Description : Last flag man is deputed at which distance from last detonator during protection of welding site . (i) 30 mts (ii) 50 mts (iii) 45 (iv) 60 mts
Last Answer : (iv) 60 mts
Description : Height of crucible is kept from top surface of mould? (i) 30 mm (ii) 40 mm (iii) 50 mm* (iv) 60 mm
Last Answer : (iii) 50 mm*
Description : Second coat of paint is done after minim. of (i) 2 Hrs after first coat (ii) 4 Hrs after first coat (i) 6 Hrs after first coat (iv) 8 Hrs. after first coat
Last Answer : (iv) 8 Hrs. after first coat
Description : What is mould waiting time? (i) 3 to 5 minutes. (ii) 4 to 6 minutes* (iii) 3.5 to 5.5 minutes (iv) 4.5 to 6.5 minuteses
Last Answer : (ii) 4 to 6 minutes*
Description : Heating time with compressed air and petrol in SPW is ? (i) 4.0 to 4.5 minutes.* (ii) 4.0 to 5 minutes (iii) 5.0 to 5.5 minutes (iv) 5.5 to 6 minutes
Last Answer : (i) 4.0 to 4.5 minutes.*
Description : What is the heating time in OXY & LPG in SPW? (i) 2.0 - 3.5 minutes. (ii) 2.0 - 3.0 minutes. (iii) 2.0 - 2.5 minutes.* (iv) 3.0 - 4.5 minutes.
Last Answer : iii) 2.0 - 2.5 minutes
Description : What is the function of Zircon wash? (i) To maintain good quality of weld (ii)To achieve good finish of the weld surface.* (ii) Both above are correct (iv) Both are incorrect
Last Answer : (ii)To achieve good finish of the weld surface.*
Description : Robert travels from his home to anna park at a distance of 125 miles in 11/4 hrs. He returns to home in 2 hrs 15 mints. His average speed is. a) 50 b) 40 c) 30 d) 20
Last Answer : A Speed from home to annapark: (125*4/11)mph = (500/11)mph Speed from annapark to home: (125*4/9)mph = (500/9) mph Average speed = 2xy / (x+y) mph =[(2*500/11 *500/9) / (500/11+500/9)]mph =(500000/99) / ((4500+5500)/99) =(500000/99) / 10000 /99 =50mph
Description : What is the width of Head of 52 kg Rail section a. 70 mm b. 75 mm c. 67 mm* d. 60 mm
Last Answer : c. 67 mm*
Description : What is the app weight of 60 kg portion ? (i) 11 kg (ii) 12 kg (iii) 13 kg* (iv) None of the above
Last Answer : (iii) 13 kg*
Description : What is the Shelf life of mould ? (i) 6 months minimum. (ii) 8 months minimum (iii) 9 months minimum* (iv) 12 months minimum
Last Answer : (iii) 9 months minimum*
Description : How much rail ends are cleaned with Kerosene Oil and steel wire brush? (i) Minimum 100 mm both side (ii) Minimum 50 mm both side.* (iii) No need (iv) As decided by site supervisor
Last Answer : (ii) Minimum 50 mm both side.*
Description : Minimum permissible vertical wear on nose of a 52 kg CMS crossing on Rajdhani route is i) 6mm ii) 8mm* iii) 10mm iv) 12 mm
Last Answer : ii) 8mm*