Answer Posted / suresh

IF DC APPLIED ,as BACK EMF IS 0''NO INDUCED EMF IN
SECONDARY WDNG??.WHOLE SUPPLY APPLIED TO PRIMARY WDG.&
PRIMARY WDG BURNT OUT

how to calculate the tarriff for an industry whose kva demand is 10 mva

1967

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how to calculate the surge level of surge suppressors related to the SF6 cicuit breakers?

1962

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what is the maximum temperature rating of a thhn insulated conductor?

1834

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what is the reason for indication of light in the earth lamps of main switchboard.if there is an earth why does one lamp get dim and the other two bright.

2343

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What is servo motor and what are different types of servo motor

2388

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why i can not use thimble on capacitor duty contactor

1344

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What is the actual calculation for transformer short circuit test?.

2456

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An automatic water heater is an example of which type of control system?

1164

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what will happen if earth of 33 kv cable (earthed system) is not connected to earthing pit?

2025

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any one can explain what is the size of pvc,armoured, various sizes of powr cable dia?

1920

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why steady state stability limit is greater than transient stability limit ? How it can be explained ?

2909

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What is inrush current? how can calculateit? what is the affect of it?

2009

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I have 4 DG set with 1500KVA rating. system breakers are 11KV & alternator are 415 Volts. Between alternator & breaker one stepup transformer used. i want to Know what is max. resistance for body earthing & 415 & 11KV V Neuteal earthing. my fault current is 14 times for 2 sec.

2267

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- two pumps must work with them at the same time but if the first pump start the second pump  must delayed for some time to start  also , with motor rated power = 90 KW and rated voltage = 380 V and rated power factor = 0.85 lag please draw the power and control circuit for it and determine all circuit components parameters that you use it

2742

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WHAT IS THE USE OF PIG TAIL IN WINDOW CT ?

2532

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