What is the difference between ELCB and RCCB. Please define the working of both.6 10555
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??????639
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??4084
why we used to transmitt the power at higher voltage why not at lower voltage8 3890
why after termination of HT cable armoured earth connected one end, why not connect other end.pls tell me correct answer.3 7428
what is armature reaction?explain in simple words?and what is its infleunce on dc motor16 26985
what is the difference between torque induced and torque load?compare them with respect to dc motor?624
what is the difference between ac and dc?which one is more efficient?and what r their advantages1 2151
what is neutral plane shift?1 3713
In Power transformer oil temperature or winding temperature will be high3 8748
what is differnt between metering CTs an protection CTs10 7325
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 1655
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 4850
What is different between Metering CTs and Protection CTs?4 10027
In an ideal transformer no load primary current I0 A lags behind V1 by 90 degree B is in the phase with V1 C leads V1 by 90 degree D lags V1 by 45 degree
if flux and load static in dc motor and supply voltage increases 20% then what happened in speed
what is the use of Auto re-closer?
if main CT is of ratio 50/5, and meter CT is -/5 what will be overall multiplying factor of meter.PT is 11000/110 .
How Self works in DG set
what is the voltage regulation for unity and zero power factor?
can you plz send l&t aptitude questions if available its urgent plz plz plz
what type of motor used to move a 1 ton gate? and relate ratings with load.
What is domestic transformer? Draw the connection of domestic transformer.
Pls explan the OLR setting in VCB at HT yard
what is star delta starter? how it works? give its control and power diagram.
Why earthing is necessary for any equipment?
Why should we hire you over the others waiting to be interview?
transformer phasor diagram under load explain it?
draw the restricted earth fault protection circuit install on power transformer and identify its parameters and draw C/C curve of it