Answer / mzechlin

A typographical error; "Shop" testing should be correct.
It is the testing of equipment in the workshop under
controlled conditions usually using standard references.

Answer / ravi

Is it optical shop testing????r wt???????????/

could mail me the question papers for the test.

1 Answers   ONGC,

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earth also having a gravitational force (magnetic field of north and south)but it attracts any object compare to this theartifical magnetic cant perform same as earth why?

0 Answers  

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Where to use pt and where to use CVT

2 Answers  

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What is Grounding? any difference b\w earthing? if yes plz explan??

3 Answers   ABB,

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When we need start the motor by method of star delta which size (KW or HP)motor should must be operate in Star Delta Method,

3 Answers  

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why is the transmission voltage is multiple of 11?

1 Answers   HAL,

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if any body have question paper of railway (section engineering),then plz send me .i will thank of him/her.

0 Answers  

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i have ht transformer of 142 kva with air cooled facility,having secondary voltage 7850volt, and secondary connected full way bridge rectifier .i faced the problem repeatedly that transformer one coil and rectifier diode of two phase was burnt two times. i checked all the secondary ckt. no any short ckt found,then what will be the cause side

2 Answers   Modern Terry Towels,

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THE 40 MW OF POWER FOR 220 V III PHASE POWER CONNECTION REQUIRES HOW MANY KVA POWEER REQUIREMENTS

7 Answers   Chartered Accountant,

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how to calculate the no load current in transformer?

0 Answers  

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I have a 600VA UPS for computer only. It holds for 20minutes only. 1. Can it be upgraded for longer period.? 2. Can it be used for one ceiling fan and a tube light? If yes, how to upgrade?

11 Answers  

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why effective resistance should be more than static resistance in transmission line?

0 Answers  

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