The laws of returns to scale assume : (A) Technique of production is unchanged (B) All units of factors are homogenious(C) Returns are measured in physical terms (D) All of the above
2 6961when an induction motor runs on load.at that time if we reduce the supply voltage the current increases.But when it runs without load,if we reduce the supply voltage the current also reduced.why?.i checked it practically also.
1 3353if purchase order is 1200 and we received GR for 1000.what are the entries and what about the remaining goods 200.
8 10691We are getting supply at33kvand it stepdown to 11kv.So Our requirement is 11kv voltage.why we draw 33kv from the grid instead of 11kv?
2 4129Is reverse power relay of generator operate due to voltage variation problem? please clearify.
1 2813two TG running in parallel at equal load.one TG CB tripped in reverse power relay.after tripping found its excitation was on & turbine running at rated speed.Please clearify why that TG tripped in reverse power ?
1 2351what is the difference in operation of 3 phase motor when am forward delta connection and reverse delta connection?
1 3602Post New Birla Interview Questions
Sir/Mam, I have applied for RRB chennai for the section engineer - mechanical posting. If any one is having the old written exam question papers please send it to my mail id : spramu@gmail.com Thanks in advance, Ramanathan...
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