Maximum efficiency occurs in electrical machines is at i)Full
load,ii)50% of full load,iii)Near full load,iv)None of these
Why the transformers are rated in kva?
11 Answers Birla, NTPC, Reddy Labs, Vijai Electricals,
What is super thermal power plant? and how it will differ from normal thermal power plant
Whar is the KvA rating of 33Kv substation & actual kv rating of power generaating station.
Our Alternator nameplate specifies a power factor of 0.8. When the Alternator is on light load, the bus bar voltage rises to 11240 volts, whereas the standard value is 10500 volts. Is it ok to increase the power factor to 0.85 or 0.9. I am afraid because the power factor on the name plate is only 0.8 ?
why transmission line towers are longer than communication line towers?
What size cable is used for HT cable to the transformer of 630kVA, and the supply voltage is 11kV
WHAT is the no of starts/hr for 3.3 KV, 300 KW motor. Motor is vertical flange type.
what is the effect of connecting three phase supply lines to three phase auto transformer output terminals through a fuse of 10Amp and a circuit breaker (MCB). Is this connection permanently destroy the transformer?
220/33kv voltage level having 60MVA rating , which transformer is preferred two winding or auto transformer. why, kindly provide your strong technical valuable views.
why do we use 3 single phase instead of one 3 phase?? though vee connection is its advantage but what is the hidden reason behind it??
what is the difference between KW and KWh?
1.Defination of Graund earth and neutral 2.
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