Answer / subash

the use of surge supressor is to ground the surge voltage
produced in Breaker at the time of switching ON

It should be connected between Line to ground ie in parllel
with Supply and should placed at outgoing of the breaker

Tan delta point in transformer to be earth or not?

1 Answers   DMRC,

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When the relative speed between the magnetic fields of stator and rotor does is zero under steady state operation?

0 Answers   HPCL,

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How does "OUT OF STEP" relay ,for Synchronous motor protection, work?

0 Answers  

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how to reduce power loss when the tranmission under long distance?

19 Answers  

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When we use a multimeter, while checking continuity of a closed circuit , what is happening inside multimeter, how it is working to produce a beep wheather it is closed or open.. is there any internaly voltage/current source inside multimeter?

3 Answers   TNEB Tamil Nadu Electricity Board,

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please design a rectifier with batteries for below requirement and also explain how you calculate this solution, Load = 700Amp DC Backup time = 6 hour. please explain briefly ?????

1 Answers   GNFC,

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for a slip ring induction motor if the stator is short circuited and rotor is given supply? how does the rotor rotate?

1 Answers   TNEB Tamil Nadu Electricity Board,

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My ups output shows 230 v between phase and neutral,but show zero between phase and earth.Is the system/installation is correct.If not what will be the possible reasons

4 Answers  

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Why primary batteries not rechargeable and secondary batteries are rechargeble??? If any one know please send me.

1 Answers  

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Capacitor bank require for 1000amp load

2 Answers   Biodeal, Pharmaceutical,

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3 measuring instrument for transformers?

5 Answers  

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the max. power will be transferred if …… a) sending end vol. is high b) receiving end v is high c)…….. d) corona loss is least

2 Answers   Engineers India Limited,

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