Answer / srilatha

Ultrasonic Power Supply

What is the function of NER and NET?

0 Answers   Asian Paints, GHH RAND,

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What happent when a AC motor(no break and starters ) stop and suddenly start . ? Starting current low or high?? Why?

1 Answers  

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What is the meaning of electricity? How it is being produced? Can we store the electricity? When we produce electricity what is the capacity of voltage current we are getting? If we need 440 volts how to get it? In case, if we want lower than 440 volts how to change it? Please answer?

1 Answers  

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how to calculate no load losses units comsumed by transformer

2 Answers   MRF,

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what is the calculation involved to design the heater to heat 10KL of water in temperature control unit?

0 Answers  

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what will happen if we use cylindrical conductor instead of flat cu conductor in transformer

2 Answers   Crompton Greaves,

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how to design step down 12 V, 1mA small transformer from 220 V AC? Because according to VI relation and power transfer it results bulky...

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What is the effect of electric motor stuck in star configuration,

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Operation carried out in thermal power stations?

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i am using auto transformer for starting of induction motor to provide reduse voltages...but the principle of a tansformer according to definition"which transform energy to on circuit to another circuit with constant power and constant frequency". so if i am using reduse voltage then current obsely hige because power is same.but we use auto transfarmer for starting of induction motor to give low current.but here according to definition we are giving hige current.

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Hi If connecting a temp generator 670KVA .415kv with step up Tx .415/11kv. I am given Generator impedances Z1 Z2 Z0 to 100MVA base. Do I need to work out the generator fault current by using these impedances i.e gen rating / impedance. Then use this as my source impedance for the calculations that follow.

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If there is no problem with the electronic circuit and regulator then why the motor start rotating at low value of regulator with full speed both at laod and no load??? and if my judgement of circuit is wrong then what is your openion?

1 Answers  

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