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In all analog voltmeters or ammeter showing some small size symbols. as well as a star and in star 2no. digit, resister symbol,and other. what is that's meaning ?
2107In all analog voltmeters or ammeter showing some small size symbols. as well as a star and in star 2no. digit, resister symbol,and other. what is that's meaning ?
1 14990What is the formula to find out the kvar required to improve the powerfactor from .85 to .99 at 1500kw, 415v.
4 19619What is the winding resistsnce need to be in a 1000kva, 11kv/415v transformer, between ht winding to lt winding, ht winding to earth, lt winding to earth.?
1 5807where can i get vijaya electricals limited in hyderabad interview auestions can u give me the website address plz
2093is it possible to flow a current between nutral and earth in a circuit? although nutral and earth having same potential diffrence? i=0/r=0A if any body now any solid reason because i am getting a triping problem in rcbo due to nutral and earth shorting???
2 4405Is there any calculation to find unknwon(unferroled) phases R Y B in alternator,3 phase motor anybody shoot my problem. how can we notice this is the respective phase?
2 4203if an alternator or turbine using fuel to produce ele energy and we didn't connect load to the ends then where was gone the ele energy
2 4462Is there any calculation to find unknwon(unferroled) phases R Y B in alternator,3 phase motor anybody shoot my problem. how can we notice this is the respective phase?
3 6329what is the difference in operation of 3 phase motor when am forward delta connection and reverse delta connection?
1 4369Why frequency changes due to load variation in power system ? i.e why when load increases frequency decreases?
1875Post New Electrical Engineering Questions
What types of CMOS memories have you designed? What were their size? Speed? Configuration Process technology?
i need some project topics along with circuit diagram in the electrical adnd electronics engg and also give ome website regarding projects.my mail id is thenmozhi2k7@gmail.com .please help me.
Explain mechanical rotational system?
How many types of oil using in H/T & L/T Oil Circuit Breakers. need Explenation ?
for opening electrical shop, tips needed.
what is earth-fault?when it occurs? to check where it occurs what type of test should we do?
why tertiary winding is used in transformer with diagram?
Why negative feedback is preferred in the control system?
What are the advantages of autotransformer?
What is the alternate solution for testing of polarity by using polarity tester while its milli ammeter does not works?
What will happen if the armature resistance is in minimum position and the field resistance is in maximum position while starting the motor
What is the function of retrip in busbar?
what will be the effect if you were using different brands of outlets?
Pleae send me last 5 years of Question book about RRB chennai.
1. How many types of mangers? 2.How many types of capacitors? 3.pls tell me normally types alternator problems?
