What is the normal earth resistance?11 20634
WHAT IS THE WINDING PROCEDURE OF ELECTRICAL MOTOR
what is SWA type of cable?????4 5321
I have 11KV/415V power distribution transformer. I have found unbalance current in LT (415V) side. Also observed that unbalance voltage (3V) at LV side due to HV side unbalance voltage. What should I check for this? Also, the same LV side load can run in balance on captive power.1 3319
What is the function of automatic Transfer Switch(ATS) in details3 19584
Why Delta Star Transformers are used for Lighting Loads.6 20503
What is the basic principal, by which DC voltage level is increased more than the supplied AC voltage during conversion. As upto AC level it is contorrled by firing anlge but after maximum level how is it possible.Please clear picture. OR we have to supply the higher level AC?658
Why is starter necessary for a three-phase induction motor?37 137343
What is the need of motor starter?6 7286
What are the advantages of star-delta starter with induction motor?7 36887
What are the advantages of DOL starter?7 27315
Why is the starting current high in a DC motor?2 7612
How will you determine the rating of a motor for continuous duty variable load motor applications?1 2343
Explain the iniluencc of short circuit ratio on the pert'orniancc of synchronous machine.
Q.1:What protection will be used on HT and LT side of 33/0.4 KV, MVA transformer. Indicate capacities of protective device to be used. Q.2:Which types of back-up protections are used in the power transformers? What do you understand by the term over travel in the relay? Q.3:How star and delta connected winding transformer are provided from earth fault
What was your role in the silicon evaluation/product ramp? What tools did you use?
what is meant by directional earth fault and non directional earth fault? describe both.
how to find the voltage drop
what is the function of bearing in dc mchine" and where it is placed
how could we calculate the no of outgoings from a 800 watt distribution board
Why does The speed of motor used in elevator remain constant irrespective of load??
sir, i am 3 years diploma course pass out candidate.what type of certificate can i got in marine service.
Draw a block diagramof Three UPS systems connected in Parallel mode?
i've iocl interview.. if you know the interview process please give me information..
What is the tension required for the 25000 CFM AHU belt
How to arrange a hous hold earthing system to keep minimum earth resistance( below 7ohms).
what a function diesel generetaor turbo charger & turbo charger is more heated explain reason ?
why we used ZNO in Lightning arrester.