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1. SMPS Stands for ___ Switched Mode Power Supply  _____ 2. VRLA batteries works in the principle of ____ Oxygen Recombination ______3. The end plate is _____ negative plate _____ . The inp!t to "PS is ____ both battery and AC supply  _____ #. The standard we !se in ter$s of dischar%e of batter& is _______ C10 ______ '. (or the e)chan%es where less space is a*ailable ____ spie ____ earthin% is

reco$$ended.+. ,hat is the power factor of inp!t co$$ercial A- power s!ppl&

 ______ 0!" _____.. After dischar%e the positi*e plate beco$es _____ PbSO# ____ /. All cells of the batter& are connected in ____ series _____ 10.Mainl& !sed earthin% s&ste$ in Teleco$ ind!str& is _____  plate _____ 11.The de*ice red!ced the sie of the power plant is _____ SCR _____ 12.The S-R is _____ $ast switching _______ de*ice13.Me%%ar is !sed to $eas!re _____ low resistances ____ 1."nit which c!ts the - in to p!lsated - with a than 20 4 speed is

 ____ chopper  ___ 1#.-hopper is the circ!it which c!ts the - into ____  pulsated %C with o$ &0 '

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1'.The p!rpose of earth plates in earthin% is ______ to increase the area o$contact  ______ 

1+.Power plant5 batteries and load are connected in ___  parallel ____ 1.6atter& ter$inals are ter$inated at ______  power plant  _____ 1/.4R- stands for ___ (igh Rupturing Capacity  ______ 20.7n a cell to $eet 000 Ah5 no8s of each 1000 Ah are connected in

 ____  parallel ____ 21.LV stands for ____ +ow ,oltage %isconnector  ____ 22.M-M stands for ____ Monitoring and Control Module ____ 23.LV operates at _____ ##!# , per battery or 1!-. , per cell ____ 2.M-M consists of ___ Micro Processor  _____ 

2#.7nstr!$ent !sed to $eas!re earth resistance is _____ Meggar  ____ 2'.Plate at which 9)&%en %as releases d!rin% dischar%e is ______  positive ____ 2+.Plate at which 4&dro%en %as releases d!rin% dischar%e is

 _____ negative ____ 2.The batteries which we !se in the e)chan%es are of t&pe ____ Secondary  

 _____2/.The Sta%e 1 in power plant is also called as ____ +P/ +ightning Protection

/nit  _____ 30.All switches and f!ses are connected to _____ negative path ____ 31. The de*ice which con*erts A- to A- is called as ______ cyclo

converter  ______ 

32.4!%e of sie of con*entional power plant is d!e to ____  trans$ormes ______ 33.The f!nction of M-M is ____ all o$ the above _____ a:o!tp!t *olta%e

$onitorin% b: load sharin% c:e)tension of alar$s d: lo%ical operation3.The de*ice which disconnects the batter& at . V is _____ +,% ____ 3#. The sta%e 2 in power plant is also called as ______ SP/ Surge Protector

/nit  ___ 3'.The SP" protects the power plant fro$ _____ Surge voltages _____ 3+.The LP" protects the power plant fro$ ______ +ightning voltages _____ 3.;arthin% is co$p!lsor& in e)chan%es to di*ert _____ leaage ____ and

 _____ $aulty  ____ c!rrents.3/.7n*erter is a de*ice which con*erts _____ %C to AC ______

0.-on*erter is a de*ice which con*erts ____  AC to %C ___ 1.The standard cell *olta%e is _____ &!& ,  _____ 2.The electrol&te !sed in the cell is _____ Sulphuric Acid ____ 3.Addin% acid

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.The ____ changeover time _____ is the ad*anta%e of online "PS o*er o=ine

"PS.#.The heart of an e)chan%e is _____  power plant  ____

1. Air conditionin% is desi%ned to _____condition the air_____ a: -ool the air b: heat the air c: s!ppl& of air d: condition the air

2. ,hich class of e)tin%!isher is to be !sed for electric >re ____-lass -____ 3. The kinetic ener%& is stored in ______?&wheel____ . T- stands for _____top dead center_____ #. 6- stands for _____botto$ dead center_____ '. This constit!tes coolin% !nit in which the li@!id refri%erant !nder a low

press!re e*aporates and in doin% so picks !p heat fro$ the air thereb&

coolin% the $edi!$ s!rro!ndin% the coolin% coil_____e*aporator___ +. 7n split A- s&ste$ the distance between indoor and o!tdoor !nits sho!ld

not be $ore than. A- fro$ 11 V to 0* is a step down transfor$er./. ,hat are the alternati*e refri%erants for *apo!r co$pression s&ste$

10.-P-6 stands for ___central poll!tion control board____ 11.,hich is the $o*in% part of ;

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