Answer / ranga2k8

In order to increase the ruggedness & thereby mechanical
strength of cable, it will be made in spiral in shape.One
more reason is we can bend the core whenever a sharp curve
is needed in the erection of cable.

Answer / gurucharan singh

this is to increase the strength of cable core. As cable
core is amde of multiple small size wires called strandes.

Answer / j_diyym

I imagine its the case with all cables; is purely for
mechanical and practical consideration. nothing electrical.

Difference between single phase rotary inverter and 3 phase rotary inverter

1 Answers   Jet Airways,

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What do you mean by power transformer?

0 Answers  

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kVA rating of ordinary transformer is increased when connected as an auto transformer because A transformation ratio increased B secondary voltage increased C energy is transferred both inductively and conductively D secondary current increased

0 Answers  

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how vector surge relay works ?

3 Answers   BFL,

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what is the differnce between high impedance relay and low impedance relay

4 Answers   Areva,

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in our all power plant have connected in grid and grid voltage and plant voltage is same, but as per as electrical concept the power will transmit from high potential to low potential but here altough same,then how power transmit from power plant to grid.

0 Answers  

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when we increased the current what do ?

0 Answers  

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What safety precaution are to be taken for avoiding electric hazards ?

0 Answers  

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Why we apply only reduced voltage to the alternator while conducting slip test ? also the current increases to a larger value with reduced voltage itself Why ?

1 Answers  

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What is the importance of setting TSM & PSM?

2 Answers  

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what is pure resistive circuit and pure inductive circuit

1 Answers  

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If the supply voltage is same (say 440V) whether a system designed for 60 Hz frequency will work with 50 Hz frequency or not , if so pl. give clarification.

11 Answers   ABB,

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