Why earthing is required, and what effect in earthing result is more than 5 ohm and less than 5 or equal to 0 ohm

2 Answers  

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1. What are the tests to be carried out for CBCT? 2. can measure the secondary resistances? 3. with respect to secondary maximum how much voltage can be applied for IR test.

0 Answers  

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What is Primary And Secondary Injection Test of Relay and Other Electrical Devices. How IT is carried out.

0 Answers  

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in the thermal power plant, why we use the condenser (for cooling the steam) when we have to heat the steam again. i mean why we are cooling the steam,

6 Answers  

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what is the meaning of Ring Mean Unit in a substation or trasformer also tell me its oerpuse?

4 Answers   NPTC, NTPC,

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what will happen if ac motor given dc supply?

1 Answers  

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What types of testing in 11Kv Ht switchgeat during testing?

3 Answers   TCE,

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what is class of SPD and dittels of all class ?

0 Answers  

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What are safety seals?

1 Answers   HSL,

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What is the main application of DUMMY COIL in machines?

3 Answers   IES,

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what is main advantage if motor connected in star or delta?

3 Answers   Essar,

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what are inductive and capacitive voltage transformers.what are their applications

0 Answers  

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