In case you don't have coal and salt for earthing, how can you achieve good temporary earthing?
Focus Energy, NHPC, ONGC,
1 204631 hp single phase motor is more likely to get hot thsn inone hp 3 phase motor its true or false? If true why?
TVS,
1 3700Why we are using Isolation Power Transformer inplace of commercial power transformer? What's the difference between them?
UPCL,
1357In our plant we are having 6.6 v motor wih MV drive running frm last two years.udenly at some speed motor getting vey vibrations what is the problem
2 30211)How much current can a 3-1/2 core 100 mm wire carry? 2)What are the special cables required for explosion proof wiring? 3)In case you do not have coal and salt for earthing, how can you achieve good temporary earthing? 4)One horse power single phase motor is more likely to get hot than a one horse power 3 phase motor. Is it true or false, if true why? 5)What are the different types of soft starters for large motors?please explain?
TATA,
4007Post New Electrical Engineering Questions
What is the typical enclosure type used for Indoor switchgear / Outdoor switchgear Units? - In Onshore / offshore Units?
Give the topology of current amplifier with current shunt feedback?
How to calculate the sag on transmission Lines.
State kirchoff voltage law?
Why GRR starts from 60% of motor speed why not less than 60%?
Usually in the L & T make MCC feeders' power circuit,we have BMR after the MAIN CONTACTOR.,can we interchange their position, keeping the control logic same???
What is the difference between Droop vs Isoch Control?
How impulse levels are calculated that for 11kV impulse is 75kvp, for 24kV impulse is 125kvp ?
how much allowable resistance that can be difference in motor all coils?
What is the function of NGR for the parallel operation of alternator? whats happen when different rating of alternator are running with parallel?
What is the function of attenuator in cro?
what is the differencce inn series and cascade connection??
technically, what is the reason behind starting the motor star the delta connection .. and what other ways to do this rather than using " star-delta transformer"
what is the advantages og idmt relay over magnetic relay??
What is pole of the system?