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delta motor winding resistance I take normally single winding is 2.5, which value is came delta connection ie RY ?
1999If the load is 10Kw and power factor has to improve from 0.5 to 0.8,how can we select the capacitor rating accordingly.Illustrate by showing formula?
9 12325If the capacity of water Tank is 50000 Liters situated at 20 meters height from ground level,What would be the size of pipe and how much USGPH water will be supplied and what will be the motor or pump rating used for this work?Illustrate by showing formula?
1 3978i will applied in 1U-1W on 440 volt primary delta side. what is the result of magtic balance test
1786what r the tests on the 3 phase transformers can any one explain how to test using megger on transformers thx
2 5510In Transformer testing at Shop test we normally test for vector group, open ckt.,short ckt. but what are the other test performed for transformer once it reaches at site.For e.g:if the transformer is dry having rating 1000KVA?
2 4358Post New Electrical Engineering Questions
If we have to find the inductance of a dc shunt motor then by giving dc supply or ac supply and what is the reason for it. (this example is from "to determine the transfer function of a dc shunt motor ")
i have total 8 dg sets for synchronizing and 2 buscoupler,1 sectoin dg no 1,2,3,and 2 sectoin dg no 4,5,6,and last section dg no 7,8 ....if buscupler no 1 and 2 is off mode ..than dg no 1,2,3,will synchroniz of another dg sets?
Factory acceptance test. FAT. For 132 kv transmisstion towers what is that meaning and what are the tests commonly companies perform now days.
how single phase preventer works ?
What is the function of the generator exciter?
How many types of circuit loads are there in a common electrical circuit?
What is measurement?
In constant power region of 3-phase IM torque-speed characteristics, if frequency increases slip A does not alter B decreases C increases D none of above
How LT megger works ?
WHAT IS DEAD END IN PROTECTION?
In what condition the HT fuse breakes?
witch pump used in wtp
how to identify conection leads of an unknown electric motor
armature winding of dc machine produce alternating emf then it convert in to dc by using commutator.But only we consider armature resistance why don't we consider inductive reactane effect?
Main advantage of auto transformer over two windings transformer is that A it needs no cooling B it uses only one winding C core losses are reduced D it has simple construction
