Please sent me some previous year question papers of BSNL-JTO telecom and RRB in ELectrical Engineering to varshashahi@yahoo.com

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difference between ground,neutral and earth?..

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what are check points to be checked while charging switchyard?(CT,PT,BREAKER,POWER TRANSFORMER)

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What is the value of 3 phase voltage?

8 Answers   RECPDCL,

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I have 2 KW electric water heater.I am gonna use it in controlling water temp.so I needed to increase or decrease the heating capacity.is there any electrical-electronic circuit for varying the resistance & so current?

1 Answers  

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What is the method for testing the differential protection stabilty in generator? When the time of starting What will happen if differentail protection connection wrong means?

0 Answers   JSW,

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Why the core in the distribution transformer is in even number

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What is the significance of integral controller and derivative controller in a pid controller?

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Why are we not getting shock while touching a metal which is being welded?

1 Answers  

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In IDMT RELAY the term minimum (M) indicates what?

7 Answers  

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Design and explain a circuit to produce an unregulated full wave D.C supply.

1 Answers  

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WHAT IS METHOD TO DESIGN SIZE OF A 11KV UNDER GROUND CABLE FOR A OUTGOING FEEDER FEEDING 6NOS 250KVA TRANSFORMERS WITH 5KM LENGTH OF FEEDER?

1 Answers  

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