Explain Need of a starter in a dc motor.? Also explain any two starting and speed control method of dc motor?

0 Answers  

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What are effect of radio system in DCS Distributed control system ?

1 Answers   Sabic,

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if we have to design a small transformer of rating 1 kva or 1 mva , how can we design it?

1 Answers  

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Bimetal strip used in overload relay what is that,which types of material used for that & percentage.

0 Answers  

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What is cathode ray oscilloscope (cro)?

0 Answers  

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watt meter have 4 terminals what there name??? and what theses 4 terminals indicates ?? and why 2 terminals are short circuited??

1 Answers  

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hi... Can anybody give me description of type-2 coordination, IP protection, NEMA standards ? Thanks..

2 Answers   KSEB,

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what is FS cable?? Difference between FS and FRLS??

1 Answers   Multivista Global,

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an electric bulb is connected on a holder. one end of the wire is connected to the phase and the remaining one connected to earth instead of neutral. the bulb will glow or not? if yes then what is the need of neutral?

7 Answers  

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what is the diffrence between earth and neutral.

1 Answers  

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A resistor,inductor and capacitor are connected in series respectively.Voltage across resistor is 40v,across inductor is 70v,across capacitor is 100v.Then what is the total voltage applied across the elements?

5 Answers  

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how much current a 100 sq mm busbar will carry?

1 Answers   ABB,

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