Why we use Carbon & graphite mixxed brushes in the DC motor?

6 Answers  

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when will be the iocl interview results ifaced the interview on september 8 th

0 Answers   IOCL,

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why the perameters of secondary circuit are more important then that of the primary circuit of induction motor?

0 Answers  

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what are the functions of power modulator?

4 Answers  

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Hi.. I am a BE GRaduate in E&E. I have 8.5 Experience in Tendering & Estimation field. I have done SAP SD course few years back. But due to some reason i failed to get job in that field and continued my own field. Now I am thinking of changing into SAP seriously. How should i go ahead???

0 Answers  

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How can i calculate heat load ?

3 Answers   DSSR, NSN,

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1500Ah VRLA battery,if its weight is designed 125kg during maufacturing its weight is reduced to 85kgs,What will be impact on AH capacity,life & economy?

0 Answers   Bajaj,

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When connecting a loaded powerplant to the Huge grid,what are the factors to be considered and how the VAR flow will affect the system?

1 Answers  

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dg started in plc mode and load taken later one battery terminal connection will be disconnected by loose connection what will happen for dg and shall we connect battery terminals while dg in load time?

0 Answers  

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What is ferro-resonance in electrical system? Why it occurs and what are measures to prevent it?

0 Answers  

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Define heating time constant of electric motor.

3 Answers  

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Distinguish between neutral earthing and equipment earthing?

7 Answers  

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