Answer / suresh modi

Cable. Amp./Length

Why the brushes used in dc machines are made of carbon not from other metal?

3 Answers  

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What is the cause for a blown fuse in one phase of primery side(HV) of a three phase transformer( 4169v-460v) in the time of closing its supply breaker. There is no load on the secondery side of the transformer in this moment.

3 Answers   Novachem,

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how does the switching of capacitors in a capacitor bank take place when we use them at the load side to reduce the power factor?

2 Answers  

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What is ZCT? it operating principle and how is work with RCCB (residual current circuit breaker)?

4 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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what's the difference between abs/inc encoders. apart from the position remembrance what are all the other differences. and what's mean by grey code.

0 Answers  

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0 Answers  

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what is the difference between neutral

10 Answers  

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how to minimize earth resistance upto 2Ω, if the resistance is 6 Ω ?

0 Answers  

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What is trickle charging system?

2 Answers   Absotherm,

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why SCR use in power plant

1 Answers   Edison,

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how to convert star network in delta or vice versa...?

1 Answers   Toyota,

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