what is skin effect? why is it absentin dc system
Answer Posted / kkb2003
for ac supply the surface resistance of a body is more
than inner.Due to skin effect the resistance of a body for
a.c supply is more than d.c supply.generally R (a.C)=1.1
to1.3 times of R (d.c)
| Is This Answer Correct ? | 10 Yes | 32 No |
Post New Answer View All Answers
How the capacitance og capacitor volatage transformer is decided?
what is formula to cal cute earth pit numbers and size of earth strip used in earthing?
Dear All, I am new in construction company , my boss ask a question at time of interview , If we have 60MW generation and Single Power Transformer step-up we have. if CMR 50/60MVA , ONAN, ONAF respectively , is it sufficient or not ? for that much power to transfer,
What is the difference b/w fanuc alpha series 16i and 18i controller. what is stand for i
What is Surge Capacitor? Why it is use in Generator Circuit Breaker?
A Question Like A Wire Is Wound Whose Resistance Is Some 132. 44647 Ohms. If A Voltage Of 30 mv, 296 Ma Current Is Applied To It What Is The Resistance.
Generator,motor and alternator Working principal Please explain easily
How relay works, reverse relay, master relay, os relay, earth fault relay and what is its setting point
Where voltage are high and current to be interrupted is low the breaker preferred is:
what is automatic voltage regulator?we can control the vlotage by using fuzzy controller in matlab?why we go for fuzzy?
what are the industrail measures to over ferranti effect? how would the ferranti effect the power system if those remedial mearsure arent taken? how often does this effect occurs in real power system?
sir please tel me how calucalte kwh if home taken load 30ams how maney kwh taken per day.and 3phase motor 5hp per hars how maney load teken and how mach kwh and forward me to electrical table for calicalte kwh and kvr and kvah
What are the types of windings according to the construction?
what is rating boiler
What is lifting power for 1 wb/m2 and 1 A magnet?