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explain why the armature voltage changes when the field
rheostat is varied in self excited DC generator
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How to select the earthing transformer,for DELTA TO DELTA TRANSFORMER OR ALTERNATOR SIDE.Pls post your answers and calculation.
please send me privious exam's queation papers of section engineer(electrical).
Q.1:What protection will be used on HT and LT side of 33/0.4 KV, MVA transformer. Indicate capacities of protective device to be used. Q.2:Which types of back-up protections are used in the power transformers? What do you understand by the term over travel in the relay? Q.3:How star and delta connected winding transformer are provided from earth fault
The power supplied to a 50mH inductor from a 120V, 60Hz source will be
Is there any abbrevation for STUB in Stub bus protection
What are motor generator sets and explain the different ways the motor generator set can be used ?
If I want to buy a new Xformer for my plant what are the main parameter will I need to check?
what do you mean by every IC 74 first digit.why are you using this no.why not using another no.
Good day everyone,currently in our premise we using 30kw slip ring motor with resistance bank which we use as forward and reverse at conveyor bar handling. So,my question is how do we calculate the resistance bank which is suit the motor. Kindly,assist me... thank you
what is the function and use of cable differential protection relay?
how to calculate voltage drop and followed by cable calculation?is there avail in formula?
DC transmission
WHAT IS SUBSTATION & ACCORDING TO VOLTAGE HT,EHT SUBSTATION EXPLAIN IT
what is the difference between dry and wet type of 132kV terminations. which one is durable
what is the meaning of number in (11, 31, 61,14, etc. CDG11, CDG31, CDG61, DDT32
