Un-Answered Questions { Electrical Engineering }

Why slip ring ind. motor power consumption is low compare to induction motor .same 90 kw motor used same load output

1261


Why the field rheostat is adjusted such that the voltmeter reads 380V

1832


1.dg on load alarm/stop alarm... 2.dg on load. piu alarm alarm kaise chek krte hai

1398


Why frame of the motor is specified?. If we mention KW and voltage level,automatically frame is decided or separately frame is compulsory to mention?.

1305


Is there any rule to select the voltage of motor based on KW rating? What is the rating above which lt motor becomes the HT motor?.

1241


Whether amorphous core transformer is available in India?.If available then up to what rating of voltage and KVA?.

1308


What is the difference between amorphous core transformer and CRGO core transformer?.

3182


What are the section criteria for cables. Now everywhere XLPE power cable is used or PVC is also used?.

1240


advantage and disadvantage of team work?

1270


how to identify vector group of three phase transformer by voltage method?

1166


Why different Pressure switch used in marine boiler water circulation system

1320


How to select a transformer group to connect a 0,433 KV generation with 33 KV grid in bi directional flow of current

1137


oltc of a transformer, how it works? and what are the equipment consist of describe briefly?

1577


How to calculate cable size in HT AND LT

1525


What is the direction of current flow in ct secondary...means if the current is flowing from P1 to P2 then what will be the direction of current flow in ct secondaryw

1419