The danger level should be marked with a bright red band …… wide centrally over a  white band …… wide for a length of………
a) 5 cm, 10 cm, 60 cms*
b) 10 cm, 20 cm, 60 cm
c) 15 cm, 30 mm, 60 cm
d) None of the above

1 Answer

Answer :

a) 5 cm, 10 cm, 60 cms*

Related questions

Description : n Girder and Slab Bridges Danger level should be marked below bottom of girders/slabs for water way is > 12.20 < 30.5 m a) 300 mm b) 600 mm* c) 500 mm d) 450 mm

Last Answer : b) 600 mm*

Description : In Girder and Slab Bridges Danger level should be marked below bottom of girders/slabs for water way is > 6.10 < 12.2 m a) 300 mm b) 600 mm c) 450 mm* d) 500 mm

Last Answer : c) 450 mm*

Description : Flood level gauge to be marked a) commencing from bed level to top b) commencing from bottom of girder towards bed level* c) commencing from Rail level d) commencing from Danger level

Last Answer : b) commencing from bottom of girder towards bed level*

Description : The bottom of side drains should be below the formation level by at least------------ a) 45 cm b )30 cm* c) 15 cm d) 60 cm

Last Answer : b )30 cm*

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*

Description : Minm. deflection during transverse breaking load test is? (i) 5 mm (ii) 10 mm (iii) 15 mm* (iv) 20 mm

Last Answer : (iii) 15 mm*

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 : From distribution main of 50 mm size, number of service pipes of 15 mm size can be taken off are ------ a) 6 b)10 c) 12 e):20*

Last Answer : e):20*

Description : What is the difference between rail flange of 60 kg & 52 rail section a. 20 mm b. 18 mm c. 14 mm* d. 16 mm

Last Answer : c. 14 mm

Description : Speed breaker of approved design shall be provided on either side of level crossing at ------ within Railway boundary a) 5 meters b) 15 meters c) 20 meters* d0 30 meters

Last Answer : c) 20 meters

Description : Finishing tolerances are measured by? (i) On 30 cm scale (ii) 1 MT straightedge or 10 CM straightedge.* (iii) On 15 cm straight edge (iv) On 30 cm straight edge

Last Answer : (ii) 1 MT straightedge or 10 CM straightedge.*

Description : The project report of the reconnaissance survey should be accompanied by Index map area at a scale of 1 cm = ---- km. (a) 2.5 km* (b) 5.0 km (c) 10.0 km (d) 15.0 km (e) 20.0 km

Last Answer : (a) 2.5 km*

Description : The project report of the reconnaissance survey should be accompanied by a map of the area at a scale of 1 cm= --- km. (a) 2.5 km (b) 5.0 km (c) 10.0 km (d) 15.0 km (e) 20.0 km*

Last Answer : (e) 20.0 km*

Description : In cement pressure grouting G.I pipes of diameter …… and ……length, should be fixed in drilled holes a) 12 to 20 mm, 200 mm* b) 12 to 20 mm, 300 mm c) 12 to 25 mm, 500 mm d) 20 to 25 mm, 300 mm

Last Answer : a) 12 to 20 mm, 200 mm*

Description : Thickness of Lining/Charge is kept? (i) 20 mm. (ii) 25 mm* (iii) 30 mm (iv) As decided by the site supervisor

Last Answer : (ii) 25 mm*

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 : Two concave lenses of 60 cm focal length are cemented on either side of a convex lens of 15 cm  focal length. The focal length of the combination is  (A) 10 cm  (B) 20 cm  (C) 30 cm  (D) 40 cm 

Last Answer : (C) 30 cm 

Description : Finished tolerance on 10 cm. long st. edge on surface of head shall be? (i) 0 to 0.1 mm (ii) 0 to 0.2 mm (iii) 0 to 0.4 mm* (iv) 0 to 0.3 mm

Last Answer : (iii) 0 to 0.4 mm*

Description : Finished tolerance on 10 cm long st. edge at the centre on gauge side shall be? (i) ± 0.4 mm (ii) ± 0.1 mm (iii) ± 0.2 mm (iv) ± 0.3 mm*

Last Answer : iv) ± 0.3 mm*

Description : For Box Culverts Danger level is to be taken as a) at the top of slab b)one third height below bottom of slab c) at the bottom of slab* d) None of the above

Last Answer : c) at the bottom of slab*

Description : In case of water crossing danger level in bridges a) speed restriction be imposed b) traffic be suspended till water recedes c) traffic be suspended till a responsible person inspects the site and declares it safe for running traffic* d) bridge watchman is to be posted

Last Answer : c) traffic be suspended till a responsible person inspects the site and declares it safe for running traffic*

Description : Free Board is the level difference between Formation Level and ……………. a) Rail Level b) HFL* c) Bed Level d) Danger Level

Last Answer : b) HFL*

Description : Flood level gauge to be marked in a) All important bridges* b) All major bridges c) All minor & major bridges d) All bridges

Last Answer : a) All important bridges*

Description : Service life of CMS crossing ( 52 Kg rail) is:- (a) 400 GMT. (b) 300 GMT. (c) 200 GMT. (d) 150 GMT.*

Last Answer : (d) 150 GMT.*

Description : If the difference in elevation of an edge of the pavement 9 m wide and its crown is 15 cm, the camber of the pavement, is (A) 1 in 60 (B) 1 in 45 (C) 1 in 30 (D) 1 in 15

Last Answer : Answer: Option C

Description : Flat tyre causes maximum damage at a speed of (a) 90 to 100 kmph (b) 25 to 30 kmph* (c) 10 to 15 kmph (d) 15 to 20 kmph

Last Answer : (b) 25 to 30 kmph*

Description : A rectangular beam 20 cm wide is subjected to a maximum shearing force of 10,000 kg, the corresponding maximum shearing stress being 30 kg/cm2 . The depth of the beam is (A) 15 cm (B) 20 cm (C) 25 cm (D) 30 cm

Last Answer : (C) 25 cm

Description : Maximum height of low level cistern from top of W.C. pan should be (a) 65 cm. (b) 30 cm. (c) 8 (d) 120 cm. (e) 80 cm.

Last Answer : b) 30 cm. (c) 8

Description : The depth of frog in a brick is a) 15 mm b) 10 mm c) 6. 25 mm* d) 3 mm

Last Answer : c) 6. 25 mm*

Description : From distribution main of 40 mm size , number of service pipe of 15 mm size can be taken off are--------- a) 3 b) 6 c) 10 d) 12*

Last Answer : d) 12*

Description : Vertical wear permissible for 60kg/90UTS. rails is:- (a) 23 mm. (b) 10 mm. (c) 13 mm.* (d) 15 mm.

Last Answer : (c) 13 mm.

Description : The vertical clearance of bottom most foot over bridge structure above rail level is a) 6525 mm* b) 3660 mm c) 5330 mm d) 6250 mm

Last Answer : a) 6525 mm*

Description : Track structure for CC+8 t+ 2 t loaded trains is:- (a) 52 Kg 90 UTS;PSC 1540 sleepers/ Km.; 250 mm ballast. (b) 60 Kg 90 UTS;PSC 1660 sleepers/ Km.; 300 mm ballast.* (c) 52 Kg 72 UTS;PSC 1540 sleepers/ Km.; 300 mm ballast. (d) 90 R;PSC 1340 sleepers/ Km.; 250 mm ballast.

Last Answer : b) 60 Kg 90 UTS;PSC 1660 sleepers/ Km.; 300 mm ballast.*

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 height of 60 kg rail section? a. 180 mm b. 172 mm* c. 185 mm d. 165 mm

Last Answer : b. 172 mm*

Description : Speed breaker has to be provided on road approaches of level crossing at maximum feasible distance within Railway boundary but not exceeding a) 10 meters b) 15 meters c) 20 meters* d) 200 meters

Last Answer : c) 20 meters*

Description : From the distribution main of 40 mm size, number of service pipe of 20 mm size can be taken off are ------- a)3 B) 6* c) 10 d) 12

Last Answer : B) 6*

Description : Which of the following ranges identifies the amount of pressure within the endotracheal tube cuff that is believed to prevent both injury and aspiration? a) 20-25 mm Hg water pressure. Usually the ... pressure A measure of 0-5 mm Hg water pressure would indicate that the cuff is underinflated.

Last Answer : a) 20-25 mm Hg water pressure. Usually the pressure is maintained at less than 25 cm water pressure to prevent injury and at more than 20 cm water pressure to prevent aspiration.

Description : The diameter of the Vicat plunger is 10 mm and its length varies from (A) 20 mm to 30 mm (B) 30 mm to 40 mm (C) 40 mm to 50 mm (D) 50 mm to 60 mm

Last Answer : Answer: Option C

Description : The length of the countersunk head rivet shank is, when L = length of the rivet, G = length of grip in mm; D = Dia of rivet in mm a) L =G +0.5 D + 1mm for every 4 mm of grip or part thereof * b) b) L =G +0.5 D + 1mm c) L =G +0.5 D d) None of the above

Last Answer : a) L =G +0.5 D + 1mm for every 4 mm of grip or part thereof *

Description : he length of the snap head rivet shank is, when L = length of the rivet, G = length of grip in mm; D = Dia of rivet in mm a) L =G +1.5 D + 1mm for every 4 mm of grip or part thereof * b) b) L =G +0.5 D + 1mm c) L =G +0.5 D d) None of the above

Last Answer : a) L =G +1.5 D + 1mm for every 4 mm of grip or part thereof *

Description : In slump test, each layer of concrete is compacted by a steel rod 60 cm long and of 16 mm diameter for (A) 20 times (B) 25 times (C) 30 times (D) 50 time

Last Answer : Answer: Option B

Description : The cornea: a. is thicker centrally than peripherally b. contains 10,000 endothelium cells per square mm at birth c.has an acellular collagenous stroma d. contain Descemet's membrane is produced by the endothelium e. has a refractive index of 1.38

Last Answer : contain Descemet's membrane is produced by the endothelium

Description : Addition gain of 10 db is used for testing. (i) ‘D’ marked rails on single lines. (ii) ‘D’ marked rails on double lines. (iii) Testing on single line and ‘D’ marked rails on double/multiple lines section.* (iv) None of above.

Last Answer : (iii) Testing on single line and ‘D’ marked rails on double/multiple lines section.*

Description : Permissible wear of web & foot of rail due to corrosion is:- (a) 15 mm. (b) 1.5 mm.* (c) 0.5 mm. (d) 2.5 mm.

Last Answer : (b) 1.5 mm

Description : Formula for average service life of belt at a given speed is a) Life(hrs)= [ Belt length (mm)/ Total fatique rates]*100 b) Life(hrs)=[Total fatique rates / Belt length (mm)]*100 c) Life(hrs)=[Belt length (m)/ Total fatique rates]*100 d) None of the above

Last Answer : a) Life(hrs)= [ Belt length (mm)/ Total fatique rates]*100

Description : Length of guard rails to be bent so as to be brought together at the middle of the track.(L2) a) 3200 mm b) 4875 mm* c) 3655 mm d) None of the above

Last Answer : b) 4875 mm*

Description : Overall length of fan shaped 1 in 12 Turnout a. 39975 mm* b. 41004 mm c. 28613 mm d. None of above

Last Answer : a. 39975 mm*

Description : There should not be any combination joint on level crossing proper and its approaches up to a) 15 meters b) 30 meters c) 40 meters d) 50 meters

Last Answer : d) 50 meters