IMPORTANT: RRB EXAM PORTAL is NOT associated with Railway Recruitment Board(RRB) or Indian Railways.

: Disclaimer :
RRB EXAM PORTAL is NOT associated with Railway Recruitment Board or Indian Railways. 
For RRB official website visit - www.rrcb.gov.in

NCR Departmental Exam : Diesel Objective Question Bank With Ans

NCR Departmental Exam : Diesel Objective Question Bank With Answer

Fill in the blanks with correct answer from the following.
 
1. Fuel oil relief valve Pressure is............... kg/cm2
(A) 08 (B) 5.2 (C) 7.2 (D) 2.2
2. Work of after cooler is to increase .............
(A) Quantity (B) Density (C) Volume (D) None
3. Temperature of ETS.3 is .............. 0C
(A) 90 (B) 160 (C) 85 (D) 150
4. Brake system of WDM2 is ..............
(A) 25 SAB1 (B) 22RSV1 (C) 28LAV1 (D) None
5. Tractive effort of WDM2 locomotive is ..............kg.
(A) 38000 (B) 45600 (C) 32400 (D) 34000
6. Suction timing of WDM2 locomotive...............
(A) 273028’ (B) 173028’ (C) 73028’ (D) None
7. Opening time of inlet valve of WDM2 locomotive is ...--
(A) 43048’ (B) 48048’ (C) 633048’ (D) None
8. Axle load of WDM2 locomotive is ..............ton.
(A) 18.8 (B) 20.0 (C) 20.3 (D) 13.8
9. Minimum wheel diameter of locomotive is .............mm.
(A) 1000 (B) 950 (C) 906 (D) 1016
10. Maximum wheel diameter of locomotive is .............mm.
(A) 1000 (B) 990 (C) 1092 (D) 950
11. Regulating Valve Pressure of lubricating Oil ...............kg/m2.
(A) 04 (B) 03 (C) 05 (D) 08
12. Opening time of Exhaust Valve of WDM2 is ................
(A) 41.28 (B) 68.48 (C) 78.02 (D) None
13. Fuel Oil tank capacity of WDM2 locomotive is .............liter.
(A) 6000 (B) 5000 (C) 2000 (D) None
14. Compression Ratio of WDM2 loco is .............
(A) 1 : 12.5 (B) 1 : 7 (C) 1 : 15 (D) 1 : 18
15. There are.............. nos. traction motor fitted in locomotive.
(A) 06 (B) 04 (C) 03 (D) 02
16. Break.in pressure of fuel oil injector is ............ PSI.
(A) 1000 (B) 3000 (C) 2000 (D) 4000
17. Type of bogie fitted in WDM2 is .................
(A) CO.CO (B) BO.BO (C) BO.CO (D) None.
18. During modification of flesher light time delay is set at ..............
(A) 30 Sec (B) 120 Sec (C) 60 Sec (D) None
19. Oil capacity of Suspension Bearing in WDM3A is .............litre.
(A) 4.5 (B) 08 (C) 6.5 (D) None
20. First Notch Current of WDM2 is ............Amp.
(A) 200 (B) 100 (C) 400 (D) 300
21. Power time of WDM2 locomotive is ………….
(A) 138032’ (B) 118032’ (C) 128032’ (D) 100032’
22. Closing time of exhaust valve of WDM2 loco is………..
(A) 900 (B) 600 (C) 300 (D) 1200
23. Capacity of Water in water cooling system is ……….liter
(A) 1210 (B) 1000 (C) 1510 (D) 2000
24. Correction factor of ABC is …………….
(A) 0.9 (B) 1.4 (C) 8.2 (D) None
25. IHP of WDM2 loco is ……………
(A) 2750 (B) 3100 (C) 2600 (D) 2800
26. No of filter in filter drum is ………….
(A) 05 (B) 10 (C) 07 (D) 08
27. RPM of WDM2 engine in idle condition is …………..
(A) 400 (B) 300 (C) 1000 (D) 450
28. After operating of PCS engine become ……….
(A) Idle (B) Start (C) under repair (D) None
29. No. of rings in steel cap piston is ………….
(A) 07 (B) 06 (C) 05 (D) None
30. Type of Bogie of WDS6 is …………
(A) Co.C0 (B) Bo.Bo (C) Bo.Co (D) None
31. Viscosity of lube oil at 1000C is …………. Centi stock
(A) 210 (B) 120 (C) 110 (D) None
32. In lube oil system bypass valve pressure is …………
(A) 10 PSI (B) 20 PSI (C) 30 PSI (D) None
33. Tappet Clearance of WDM2 locomotive is …………… thou
(A) 34 (B) 32 (C) 30 (D) 36
34. No. of Lead acid batteries fitted in locomotive are ................
(A) 08 (B) 06 (C) 10 (D) 12
35. DC traction ............ is used in locomotive.
(A) Motor (B) Battery (C) Generator (D) None
36. Engine RPM at the time of dynamic braking is ...............
(A) 650 (B) 7580 (C) 500 (D) 580
37. In transition panel of WDM2 locomotive no. of transition card are .............
(A) 06 (B) 08 (C) 04 (D) 02
38. For battery charging and lighting of locomotive ...............generator is fitted.

Study Kit for Railway Recruitment Board (RRB) Exams

<< Go Back to Main Page

Courtesy: Indian Railway

IMPORTANT: RRB EXAM PORTAL is NOT associated with Railway Recruitment Board(RRB) or Indian Railways, For RRB official website visit - www.rrcb.gov.in