RRB JOBS QUESTION BANK : JUNIOR ENGINEER (AC) ABBREVATIONS

1

PWM

: Pulse Width Modulation.

2

VRLA

: Valve Regulated Lead Acid

3

IGBT

: Insulated Gate Bi polar Transistor

4

FRPCPY

: Failure Rate Percentage Per Year.

5

BTU

: British Thermal Unit.

6

IOD

: Injured On Duty.

7

LAP

: Leave at Average Pay

8

LHAP

: Leave at Half Average Pay

9

CL

: Casual Leave

10

PNM

: Permanent Negotiable Machinery

11

AIRF

: All India Railway men federation.

12

NFIR

: National Federation of Indian railways.

13

DA

: Dearness allowance

14

TA

: Traveling allowance or transportation allowance

15

LWP

: Leave without pay

16

CCA

: City compensatory allowance.

17

PATB

:Passenger alarm terminal board

18

EFT

: Emergency feeding terminals

19

PELE

: Portable emergency lighting equipment

20

IRIEEN

: Indian railways institute of electrical engineers

21

PERT

: Programme evaluation & review techniques

22

DGS&D

:Director General of supply and Disposal

23

EMD

:Earnest Money Deposit

24

SD

:Security Deposit

25

BG

:Bank Guarantee

26

PG

: Performance Guarantee

27

CRI

: Colour rendering Index

28

EEPROM

: Electrically Erasable Programmable Read Only Memory

29

RDSO

: Research Design & Specification Organization

30

PPCP

: Poly Propylene Co-Polymer