Answer / badhehm

01)Over-current protection
02)Short Circuit Protection
03)Ground fault protection

Transformer's core is made up of which material and why so?

10 Answers   ABB, NTPC,

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WHAT IS THE DIFFERENT BETWEEN MCB & MPCB? & HOW IS USE?

3 Answers   Gandour,

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What is maximum load capacity of 800 VA inverter?

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What is the d/f between DOL & star delta starter & automatic star delta starter?

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how does the thyistor work in dc drive?

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what is broken conductor indication

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What are your future plans for the company if permanently employed?

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In electrical what is earth(ground)connection, wht is the importance of it, why it is recomended to maitain below 3VAC between Neutral and earthspecially in PLC used machines?

0 Answers   Nissan,

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PLS SEND THE RRB CHENNAI MODEL QUESTION PAPER my email id is ganesan98655@rediffmail.com

0 Answers   RRB,

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An electric bulb giving light but at the time of lighting which one it takes? voltage or current

6 Answers  

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how to select cable size?

4 Answers  

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