what is the difference between online & offline caliberation of KWH meters. Can Digital meters be caliberated

0 Answers  

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What are the layers of protection over armoured cables?

3 Answers   Accenture, IOCL,

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what is the pulse and audio frequency transformer? what is different between induction regulators and tap changing transformer?

0 Answers  

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Explain Active power,reactive power,how its related to each other , & inductive ,capacitive.

0 Answers  

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Power factor =1.000 at factory in supply. However, PF = 0.8 at motor end. Current = 100 Amp, Voltage = 400 V. What is the power distribution loss? Can I reduce it by adding capacitor at the load feeder?

0 Answers   Accenture,

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What are the difference between CT/PT operated Meter and RRAMR Meter for HT/LT application?

0 Answers   ABC, ACB,

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what is the mazor difference between the induction transformer and synchonous motor?what is the similarity between them?

1 Answers  

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Why are cables rated for 40 KA for 0.25 Sec fault current rating?

0 Answers  

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although ckt breakers have taken the place of old fuse. But instead of it , these older ones are still used in the industries and homes ? why .... what are their advantages and disadvantages ? which one is leading and winning the race and competition ?

0 Answers  

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why transformer is giving some humming noise .....?

11 Answers   Electrotherm, JSW,

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Can we use all 3 cores of a cable to connect DC motor + ve terminal and similarly one more cable for - ve terminal.

2 Answers  

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Why the electron flow in reverse of current.

6 Answers  

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