what is power factor

4 Answers   UltraTech,

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what is first ground fault & second ground fault. This is used in rotor protection of alternator.

1 Answers  

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hi frienda We have 750kva cater pillet dg set we are fasing one diffrent proublam in dg we are start dg set after one mint applying load around 450a load but dg was run 3 Or 4 mints after 3 mints dg was shuding down automatic how to face this proublam pls tel any budy

1 Answers  

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2. A current i=(10+10 sin t)amperes is passed through MI type ammeter. its reading will be.........

0 Answers   SSC,

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WHAT MEANT BY SEVICE FOCTOR?

2 Answers  

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State and define norton’s theorem?

0 Answers  

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If the primary side current of 33/11 transformer is 64 amps then what will be secondary side current?

2 Answers  

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What is the main uses of VCB & ACB?

2 Answers  

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how to check IR values in alternator winding?

3 Answers   Birla, Naftogaz,

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Using 11000V/433V,3 ph,50Hz,500 KVA, what is the maximum capacity of motor in KW that can be connected and started at a single moment? Also explain about any calculations and formulas used in deriving the same.

4 Answers  

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in india why 50 hz and 220 volt taken as standard rating for equipments whereas in US 100hz and 110v is consided as standard rating.is this method save power.

5 Answers   Wipro,

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What is resistance reading of earth copper rod with grid and without grid?

0 Answers  

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