when a primary current injection test is required, it is accomplished by what?

3 Answers  

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Multi-step core is used in transformer to: A) Increase the output B) Decrease the cost of core material C) Decrease the cost of copper D) Increase the efficiency

1 Answers   Accenture,

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what is excitor response of an excitor?

1 Answers  

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what is meant by impedence? can you describe easy becuse iam not well familier in electrical?

2 Answers  

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Off-circuit Tap changers in distribution transformer required

1 Answers  

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the cheapest inducting instrument among all is a)pmmc b)moving iron c)electrodynamometer d)rectifier

2 Answers   APCPDCL, APEPDCL,

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what is phase angle ? and also tells me why my phase-phase voltages are 390 rather then my single phase voltages are 221 and 223 respectivly?

2 Answers  

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when a motor is connected in parallel with the existing motor the pf will change or not?

9 Answers  

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Draw SLD feeding from the SS up to distribution board of the load, calculate cable size, breaker sizes, and meter for the following case: Ground Floor: electric room, pump room, 5 shops, each is 15 KW First Floor: 5 shops, each is 15 KW Second Floor: showroom 30 KW Service Loads: water pump 3 KW (3ph) , fire pump 3 KW (3ph), and one DB service 12 KW (3ph).

0 Answers   FEWA, HMK,

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what is the diffrence between mcb &elcb?

2 Answers   Kahramaa, Synergy,

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Define cuttoff frequency?

0 Answers  

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What is the formulae of Megger value for a A.C.Motor

0 Answers  

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