Answer / minal

power cables are used to carry high ac currents, whereas
control cables are DC operated & ore used in control cables

Answer / minal verma

power cable carry constant current & thus get heated up.
while control cable carries variable current so doesnot get
heated up.

Answer / ravi_myla

control cable consists of a sleve of aluminium strandards
which will protect the signal through the conductor from
external noise and magnetic disturbance.
the same is not there in the power cable.

Answer / guest

power cable-armoured controle cable- unarmoured

What is meant by regenerative braking?

5 Answers  

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We wish to test 60 Hz systems from a 50 Hz supply. To acheive frequency conversion, we use a VFD. The VFD powers 40 kVA transformer, which has motor and non-motor loads on it. Will the transformer work?

2 Answers   Suzlon,

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c++ write a program to use a fuction call "max"which accepts an intger arrey of size5.as an arrument and return the larger and smallest of the arrey to main without changing. the original changing of the original position of the element of the arrey.

0 Answers  

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how can service sitting be setted for MCCB?Example for sittings IR (CURRENT RATING),IS(CURRENT STARTING)IO (current operating)?

0 Answers  

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0 Answers  

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0 Answers  

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The unit of electrical charge is the

1 Answers  

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why d.c. supply is given to the primary side of generator?

4 Answers  

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what is the principle of dc generators?

7 Answers   CPCL,

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What is the function of under voltage release ?

0 Answers  

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In the Variable Voltage Variable Frequency Drive, how the Voltage and Frequency varied ? Is it varied in the Inverter part of the Drive ? Please give us supporting document if any.

0 Answers  

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what does a k rating in a transformer means?

0 Answers  

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