Answer / prakash

frequancy of 2 nd hormonics is to be selected for measuring earth resistivity

Our transformer capacity is 500kva & voltage ratio is 11kv/433v step down tf.Now i need to know if my input voltage is 10500v and what would be the secondary side voltage i.e output voltage ?

3 Answers   Helma,

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while doing the excitation current test on power transformer what is the value of voltage to be applied? Nomonal rated voltage or 10% of rated voltage? Is it necessary to apply on high voltage side?

1 Answers   ACC,

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what type of motor is used in washing machine

8 Answers  

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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?

0 Answers   APTransco,

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which starter is used for synchronous motor

18 Answers   APTransco, IBM,

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how works inductive &capacitive sensors?

0 Answers  

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Is there any local or International standards that prohibit the installation of earthing pit in the planters area where the earthing pit is subject to continues soak in water?

1 Answers  

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I would like to install the largest KW alternator to a 200 amp aluminum bus box in my home. Is it possible to install a 250 KW 400v 251amp synchronous alternator to my home?

2 Answers  

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hi all i like to know vat is power plot in control systems also i want to know abt latest trends in electrical & electronics

0 Answers  

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is oil viscosity affect on motor current?

0 Answers  

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State the difference between Surge Arrester and Lightning arrester,Both are same or not?

7 Answers  

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What is DC power factor??

2 Answers   HCL,

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