Answer / nimish

To measure earth resistance We can measure it by Voltmeter-
Ammeter method.

Answer / micky

earth resistance is measured by multimeter keeping the
string to dc voltage and measuring the readings by
shortning neutral and earth

what is breathing?

0 Answers   PWD,

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what is relay what is protection & contact multiplying relays where it is used function in brief

0 Answers  

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what is meant by residual over voltage & residual earth fault ?

0 Answers  

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Electromagnetic torque developed by the motor is compared to shaft torque. A less B same C depends on motor design D more

3 Answers  

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what is the difference in inductance and resistance.both oppose the flow of current but how.resistance having + ve power in both cycle while inductance having both power.

5 Answers  

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What is the name of powder which is used in inner side of a cable? and purpose?

1 Answers  

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an ac induction motor gets overheated when operated at a low frequency of 25 hz a instead of 50 hz. reason?

1 Answers  

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Why frequency changes due to load variation in power system ? i.e why when load increases frequency decreases?

0 Answers   Madina Group,

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what is power factor

5 Answers   Exide,

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why dc did not flows to earth?

2 Answers  

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Do you need any help with FEWA Electrical Supervisor exams?

0 Answers  

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How to calculate total harmonic distortion level(THD) in VFD? and how can we reduce harmonics?

0 Answers   Apollo,

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