Which fault is caused by lightening and thuderstorm
a. Line to line fault
b. Single line to ground fault
c. Double line to ground fault
why should we have to maintain pf in our site 0.9????????
what is SMDB
what are factors to be consider in electrical installation like load factor,diversity factor .....
What is difference between Over Current & Earth Fault protection?
how we can decide that what value of ht line will come to any commercial building? (ans except According to the building load)
why generation is done in delta nad transmission in star? brief
What are IR values and what it should be for coil and for insulator
0 Answers GPSC Gujarat Public Service Commission,
A resistance of 50 kΩ has a conductance of:(a) 20S(b) 0.02S(c) 0.02 mS(d) 20 kS
A 100KVA SINGLE PHASE TRANSFORMER 10000/200V,50HZ REQUIRES 300V AT HV SIDE TO CIRCULATE FULL LOAD CURRENT WITH LV SHORT CIRCUITED.THE INTAKE IS 1000W.THE % OF REGULATION ON FULL LOAD AT 0.8 PF LAGGING WILL BE HOW MUCH AND THE SECONDARY TERMINAL VOLTAGE ON 0.8 PF LEADING WILL BE
Why indian power system in 11kv,22kv,33kv,66kv,110kv,220kv ? 2) Why ups required dedicated earth?
From an electrical motor & electrical generator, which has more efficiency & why?
What is UPS?
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