Answer / k.prakashchandra

Impedance and back emf are reduced

Answer / purushotham polyreddy

when high currents produced temperature of the windings has
been increased when the temperature over the steady state
state temperature the insulation of the winding is melt
finally insulation will break so the windings are shorted

Answer / syed mudaser ahmed

In case of step down transformers secondary winding is more than primary winding , so on the basis of amount of secondary winding burned the voltage transformation gets increased from primary winding to the secondary winding.

circuit breaker work alone during fault condition or need any relays ?

4 Answers  

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WHAT IS THE SPECIFICATIONS CONSIDERED DURING DESIGN FOR THE OVER CURRENT RELAY?

3 Answers  

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2 v/500amp/hr to 1.80vpc at 20 degree celsious 2v/5ooamp/hr to 1.75 vpc at 77degree farren .this is the capacity of a battery .what is the meaning of this . can i get a detailed explenation

0 Answers  

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What is partial discharge in power cable?

1 Answers  

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Why birds seating in HT line does not get shock? If person hangs in HT line (single hand or both hands) does he get shock?

15 Answers   SSC,

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why batteries are rated in ampere hour

1 Answers  

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if 12v battery get discharged for 2 months after if we put charge it will charge again?how much time it will take to charge?

0 Answers  

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what is the Connected Load (kW) or Contract Demand (kVA)of mahindra nasik plant??

0 Answers  

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Does the Impedance of the source affects the THD

1 Answers  

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what is different between auto transformer and vriac

4 Answers  

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WHAT HAPPENING TO TRANSFORMER???? i have the step down transformer rating 230/12v, power rating something.,,, ok. suppose iam giving 12v to secondary side,what will happen on primary side.,,,

6 Answers   Coastal Energen,

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What is the function of a capaitor in 1-phase IM?

1 Answers  

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