What is the difference between ELCB and RCCB. Please define the working of both.6 10822
to hook up ten 50 amp rv pedastels at a lenth of 600 feet from the service what size will my service need to be and the size of wire will I have to run to each pedastel in series??????696
CAN WE CALCULATE THE NEGATIVE SEQUENCE AND ZERO SEQUENCE REACTANCE OF A GENERATOR USING ONLY ITS RATED VOLTAGE, KW, PF AND SYNCHRONOUS REACTANCE??? IF YES, THEN HOW??4177
why we used to transmitt the power at higher voltage why not at lower voltage8 4066
why after termination of HT cable armoured earth connected one end, why not connect other end.pls tell me correct answer.3 7681
what is armature reaction?explain in simple words?and what is its infleunce on dc motor16 27594
what is the difference between torque induced and torque load?compare them with respect to dc motor?688
what is the difference between ac and dc?which one is more efficient?and what r their advantages1 2251
what is neutral plane shift?1 4056
In Power transformer oil temperature or winding temperature will be high3 9271
what is differnt between metering CTs an protection CTs10 7546
MY QUATION IS ABT THE MAIN POWER TRANSFORMER IN STEEL PLANT , I WISH TO KNOW THAT WHY TRANSFORMER PROTECTION NOT TRIP AS CABLES ON THE SECONDAY SIDE IS WATER COOLED. TRANFORMER DETAIL NORMAL KVA--150 KVA PRIMARY VOLTAGE --34.5 KV SEC.NO-LOAD VOLTAGE---1.290-908-690V ( WITH PRIMARY DELTA CONNECTED) CONNECTION--D/d (EXTERNAL CLOSED) CONSTANT RATEING FROM--1.290-908V CONSTANT CURRENT FROM--908-690 VECTOR GROUP--D III1 1759
pls someone send me sample question papers along with the key.thanks in advance
why electric shock due to dc is dangerous than that of ac8 4999
What is different between Metering CTs and Protection CTs?4 10329
Don't you have similar question banks related to Oral Certification Examination conducted by Mercantile Marine Departments / Directorate of Shipping, Ministry of Shipping for Electro Technical Officer?
I NEED RRB SYLABUS FOR JE ELECTRICAL ,PLEASE SEND TO MY E- MAIL ID firstname.lastname@example.org
how to calculate energy of 3-phase motor?
Safety of on line ups
What is the actual calculation for transformer short circuit test?.
we have an energy meter in a capacitor bank panel, So should we consider it's readings as energy consumption on daily basis. (when capacitor bank doesn't have any energy losses)
EXPLIAN THE IMPORTANCE OF POLY PHASE CIRCUIT.
How Self works in DG set
which is the best institute for PLC,SCADA,DCS in hyderabad
how to test the turn ratio of 3 phase transformer using volt meter shoe the curcit diagram.
I have been using an 600VA with 0.6 p.f UPS with my desktop which has 450W power supply unit. Can anyone explain how can this happen . Because the output of the UPS is 360W (600*0.6) (<450W)
wat is meant by PX class in ct?
What is the BS(British Standard)code for 11kv motor
-What should be minimum value of insulation resistance and maximum value of earth resistance at any electrical instillation and what is method of testing the same.
why zero sequence impedance measurement is not applicable for single phase GT