Answer / arun

Type of earthing.
1.Coil earthing.
2.Pipe earthing.
3.Rod earthing.
4.Earth mat having equally formed grid of MSflats according
to soil resistivity of a particular place.

Min value - less than 2 ohms/pit.

what is the differn bitween RCCB &MCB

3 Answers  

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How to calculate the 2500 Kva Transformer losses Primary 11KV Secondary 415volts

1 Answers   Laurus,

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Do closed loop systems require manual input?

0 Answers   GE,

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What is phase in electrical engineering?

5 Answers  

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What is Exitation voltage and Exitation current? What is the function of these in Alternator?

2 Answers   TC, Tisco,

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Difference between online and offline UPS?

11 Answers  

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what is the difference between synchronous motor and induction motor?

3 Answers  

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Differentiate between Low and High impedance Protection

1 Answers  

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What is hysteresis losses?

2 Answers   GMR,

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what is hourly consumption of coal in therma plant

2 Answers   NPCIL,

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1]how the voltages and frequency are achieved on ships. 2]how does the line and phase voltages are related on ships.

3 Answers  

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A ray hit a smooth regular surface at an angle of 20 from the normal. Calculate : 1. The angle btw the incident and reflection ray. 2. The angle of deviation.

0 Answers  

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