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scr.indianrailways.gov.in Junior Electrical Engineer Question Bank : South Central Railway

Organisation : South Central Railway
Post : Junior Electrical Engineer
Document Type : Question Bank
Website : scr.indianrailways.gov.in

Download Model/Sample Question Paper : https://www.pdfquestion.in/uploads/RRB/7177-1379056472278-QB_JEE_TRD_25rank.pdf

SCR Railway Junior Electrical Engineer Sample Paper

Abbreviations :
1. RE : Railway Electrification
2. R.O.R : Rate Of Return
3. 3TKM : Gross Ton Kilo Meters .

Related : South Central Railway Junior Engineer Non AC Question Bank : www.pdfquestion.in/7176.html

JHE : Over Head Equipment .
LOP : Lay Out Plan – : Cross Sectioning. Drawing .
SED : Structure Erection Drawing .
AED – : As Erected Drawing .
FBM : Foundation Bending Momen
FP : Feeding Post
SSP : Sub Sectioning and Paralleling post


RS : Rolled Steel Joist
TC : TwoThree Track Cantilever
TPC : Traction Power Control.
PRV : Pressure, Relief Valve
DGA : Dissolved Gas Analysis
OTI : Oil Temperature indicator
WTI : Winding Témperature indicator.
. OIP Bushings : Oil Impregnated Paper Condenser core
OLTC : On Load Tap Changer .
AVO – : Amperes-Voltageohms (meter)
CTD : Capacitor Tripping Device
. OCR : Over Current Relay
WPC : Wrong Phase Coupling
NCT. : Neutral Current Transformer
UPS – : Uninterrupted Power Supp
VDU : Video Display Unit.
SCADA : Supervisory Control And Dâta Acquisition Systern
TU : Remote Terminal Unit
FEP : Front End Processor

Section –  A

Fill In The Blanks :
(Fill the blanks with appropriate answer)
Cess level is the vertical distance between top of foundation and _____
Dwarf mast anchors are used on _____
To prevent accumulation of water around mast a prevent corrosion _____ are provided.
The height of contact wire for unregulated o designed for areas with temperature range of 4degree to 65° is ____
The minimum height of Contact wire at level crossing is ____
The permitted Contact wire gradient on Sidings is ____
The relative gradient of Contact wire on sidings in two adjacent spans should not exceed _____
At un insulated Overlaps the between intermediate supports two contact wires run parallel to each other at a distance of _____
The length of G’ Jumpers used in Uninsulated overlaps should be _____
In regulated OHE, the tension in OHE is maintained constant at _____
When tracks are slewed for maintenance _____ will get adjusted which may sometime results in panto entanglement
For Winch type regulating equipment the length bf S. Rope is _____
For Unmodified 3 pulley type regulating equipment the length of _____
The electrical connection across a rail joint is called _____
The standard implantation on normal tangent track is _____
The implantation of portals, structures crossing Inore than two

Section – B

MULTIPLE CHOICE QUESTIONS (OHE) – (CHOOSE THE CORRECH ANSWER) –
The size of stay tube is –
a) 40 (J.)49 mm (O.) b) 48 m c) 28.4/33.7 mm d) None of the above
The size of standard Bracket tube is
a) 28,4 mm/33.7 mm b) 40/49 mm c) 30/38 mm – d) None of te above
The size of Register arm tube is a) 30/38 mm b) 40/49 mrh. c) 10/20 mm – d) 28.4/33.7 mm
BFB steady arm is
a) 20×10 mm c) 10×5 mm – c) None of the above
minimum vertical clearance between live parts and earthed structure or moving loads for long duration is
a) 250 mm b) 200mm c) 320 mm d) 270 mm
Minimum verticai distance between any live parts of OHE and parts of earthed structure or moving loads for short duration is
a) 320 mm b) 220 mm c) 200 mm
Minimum lateral clearance between any live parts of OHE and parts of earthed structure or moving loads for long duration is
a) 270 mm b) 200 mm c) 270 mm. d) 320 mm
Minimum lateral clearance between any live parts of OHE and parts of earthed structure or moving loads for short duration is
a) 220 mm b) 270 mm c) 320 d) 200 mm
The difference between two consecutive spans should not exceed
a) 18 m b) 22.5 m c) 4.5 m – d) .0 m
Span length are chosen normally in multiples
a) 9 m . – b) 4.5 m c) 1.8 m – d) o m K – 200 is a
a) Portal by Fabricated mast c) TTC – d) Cdncrete mast
On tangent track the contact wire cragger is
a) 350 mm b) 300 mm c) 0 — c) 200 mm
The distance between two contact wires in insulated overlap is
a) 500 mm b) 200 mm c) 50 mm c) 300 mm
The standard encumbrance (axial distance between catenary and contact wire at support) on single cantilever idcation is
a) 1.40 m . b) .30 m c) .75 m c) .90 m;
___ is a device used on OHE for insulating two adjacent elementary sections, while providing continuous path for pantograph.
a) Isolator b) Section Insulator c) Interruptor c) None of the bove.
The stagger at section insulator should not exceed .
a) 100 m . b) 300 m c) 500 m – c) 200 m
G’ Jumpers are used at
a) Insulated overlap b) Inspañ c) Uninsulated overlap d) None of the above
Jumper are used for equalizing potential between OOR and IROHE at Insulated overlaps.
a) C’ Jumper – – b) G’ Junper c) Jumper d) None of the above
The standard Turnout arrangement on main tracks employed are
a) Overlap type b) c) Knuckle type d) None of the above
In modified three pulley regulating equipment % normal tension length OHE, the total weight provided at the BWA at each end is
a) 665 Kgs b) 400 Kgs c) 200 Kgs d) 330 Kgs
The Conventional OHE is designed to carry a continuous CUrrent Of – –
a) 600 Amps b) 400 Amps c) 800 Amps d) 11200 Amps

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  1. Cess level is the vertical distance between top of foundation and ———

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