What is effect of power factor on change in voltage
Answer Posted / ranga
depend on load
Is This Answer Correct ? | 4 Yes | 3 No |
Post New Answer View All Answers
Pls mail me utility & Dg related question with answer
1. What is differential relay? How it operates? 2.How to calculate the Short Circuit Impedance in Transformer? 3.What is the alternate solution for testing of polarity by using polarity tester while its milli ammeter does not works? 4. While testing the 33KV Busbar by using Hipot kit, what should be the test voltage we have to apply? 5. What is the procedure/activities to be taken to inject the current more than 2000A by using 2000A Loading Transformer? 6. Explain how you can give the overload setting to any Motor Protection Relay for a HT motors with formula and example? 7. Why restricted earth fault protection is needed? Why can’t differential Protection is sufficient? 8. What should be the minimum and maximum ohmic value for earthing? 9. Why DC Currents are not used in transformer? 10. What is the Frequency while we step up the voltage from 220V to 11KV? Is it possible? Explain it?
What are books to be referred for KPTCL exam?
How is magnetic leakage reduced?
Is it acceptable of installing an earth pit in planters area where bare copper cable, earth rod and connection are susceptible to corrosion due to water?
What is the emf equation of a transformer?
Anybody tell me about modbus hex address of l&t trivector meter er300p??I want to read voltage,current,kwh etc via rs485...If anybody have a manual then send on my mail..Brijeshmodi18@gmail.Com
what is a power factor?
How to calculate VCB rating for 33KV ,25 MW Power line?
what is different between relay and plc?
1. If 8.35%Z means the percentage impedance of 132kV-line from power company, we will like to confirm its base capacity?
while doing high potential for 11KV 3 core cable how much leakage current will obtain?, what will be acceptance value?
The size and construction of bushings in a transformer depend upon?
Dear Sir/Madam, I have one questions we have three steam turbines and one Gas turbine and our industry linked with the public network, we have protection system one of the protection is reverse power we can export just four MW only i would like to ask about how to calculate the reverse power. Thank you in advance best regards
How to calculate cable rating for 3 phase supply?