when a 500kva-400hz single phase transformer operated on a 100hz supply then what will be kva required
Answer Posted / xxx
voltage, frequency has proportional relationship.
new KVA will be (500/4)=125 KVA
| Is This Answer Correct ? | 14 Yes | 1 No |
Post New Answer View All Answers
why HT armoured cable does not glanding
what is the difference between electrical choke and electronic choke?
i applied for the ap transco please forward the freqventley asked QA
we all know voltage is a force(emf), and the force always devides if 2 or more than2 loads are there but why does the voltage remains same is parallel, it must devide na ???
PLZ EXPLIN ABOUT CLASS PS CLASS CT .WHY THEY R DESINED AND FOR WHAT PURPOSE?WHY OTHER CT CANT BE USED AS PS CLASS CT? EXPLAIN IN SIMPLE LAUNGAGE IF POSSIBLE PLZ GIVE CIRCIT DIAGRAM?EMAIL-RAJ_SINGH_0376@SIFY.COM
why does rotor rotets?
If increased the frequency up to 1000 then what changes shows in voltage?
WHERE CAN I GET THE PREVIOUS QUESTION PAPERS OF Govt Polytechnic in deee 2nd year papers
what is the earth current,reverse power,electrical trip generator short circuit,low voltage, high voltage please discribe me
WHAT IS MEANT BY OVER EXCITATION IN GENERATOR TRANSFORMERS? DESCRIBE IT.
relation between power station capacity and voltage level?
what is meaning of 230volts ac 50hzs ac supply is it rms or maximum to getting ac 230v what amount of max voltage they will send
1)how to reduce the value of tan delta of trasformer and CB,bushing,CT&PT,CVT ? 2)how to reduce the resistance of CB contact and its operating time? 3)plz.....send me the project report on conditioning and monitoring of substation equipment on my email id (gusaiyogendra03@gmail.com)
Can anyone please give me the parameters , formula needed to calculate the circuit breakers for building services.Thanks
why are distributed windings generally used in alternators?