I need tnpsc AE Electrical question papers

2 Answers   TNPSC Tamil Nadu Public Service Commission,

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why need of ac exietation in alternater.

2 Answers  

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Compare OH Transmission & UG Transmission?

2 Answers  

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what are the protection for DG set and why?

2 Answers  

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how to cal calculate capacitance in DC Circuit

1 Answers  

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I have a 3 phase 600 volt prim. feed and a 120/208 sec. Isolateing tranformer .We are using this system for safety against shock . What is the proper grounding ?? Does the common on sec. get earth ground ???

1 Answers  

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what will happen if the input of a transformer is dc?

10 Answers   Hindalco,

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cable tray sizing & selection

1 Answers  

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Why do you use an isolator on both sides of the circuit breaker? ( shortly answer)

2 Answers  

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1. When do you use a VFD motor? 2. If the ceiling fan is on slow speed, does it consume less electricity? 3. If we want the fan to consume less electricity at low speed, what do we have to do? 4. What does “battery of 180 AMP HOUR” mean to you? 5. What does “battery of 180 AMP HOUR” mean to you? 6. If you don’t have coal, salt and copper, then how would you earth your connection temporarily at a camp site.?

6 Answers   Asian Power, Bhel, Focus, Focus Energy, L&T,

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how slip power recovery system work

0 Answers   Ambuja,

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Why 1500 rpm of deasel generator please explain to me?

1 Answers   Integral BioSciences,

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