When testing an earthing connection, we use a 60 or 100 candle bulb with a phase connected direct from supply and the other wire to the new earthing provided.If the bulb glows then the earth is ok.Else earth connection is not Ok. So, why dont we can use all the home appliances taking a single wire from the phase and the return connection to Earth instead of return connection to neutral?

2 Answers  

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What is meant by reactance voltage?

0 Answers  

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Define piezo-electric effect?

0 Answers  

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what is the function of statics switch in ups and tell me parts

0 Answers   Dalkia,

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how to decide choke rating for drive?

0 Answers   Reliance,

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what is capacitor voltage transformer?? how it is different from potential transformer?

0 Answers   NHPC,

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What is the concept of voltage & current its relation?

5 Answers  

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why we are calculating the capacitance between phase(conductor line)and ground in transmission line?why cant we calculate capacitance between the phase and the nuetral line?if so what is procedure.

1 Answers   Mytrah Energy,

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Why do we choose 33kV transmission for industrial purpose and 11Kv for township?

1 Answers  

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what is AVR and tell principle and working?

10 Answers   ITC Infotech, MIOT Hospitals, YCC,

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Which of the following alternatives will be cheaper (1) A 100 h.p AC, 3-phase motor (2) Four motors of 25 h.p each (3) Five motors of 20 h.p each (4) 10 motors of 10 h.p each explain

0 Answers  

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how to check IR values in alternator winding?

3 Answers   Birla, Naftogaz,

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