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in three phase 11kv transformer (11kv/433v) input( R,Y,B) output (X,Y,Z,N) the connection as follows 1 phase R -open 2phase y connected to both R and y of input] 3phase B- B what is the output voltage X to N ,Y to N , Z to N
2 9060If we tell 60 sq.mm. 3-1/2 core cable,then what does it mean ? 1) Each core section in the whole cable is of 60 sq. mm. 2) The whole cable is of 60 sq. mm. which is sub-divided into 3-1/2 core.
3 5773In all electric motors, fans are provided to dissipate heat. How it dissipate the heat? By absorbing atmospheric air or by exhausting the heated air generated while running?
Ford,
2 5496In 1000KVA Transformer why does we connect HT with delta connection and LT with star connection.Illustrate by showing formula?
4 10676IN A SMALL D.C GENERATOR, IF WE REPLACE THE LAMINATED CORE ARMATURE WITH A WOODEN BLOCK OF SAME SIZE & SHAPE AND WIND WIRES WOUND ON THE SLOTS OF WOODEN ARMATURE AND CONNECTED TO THE COMMUTATOR.COMMUTATOR IS FITTED WITH BRUSH TO RECEIVE INDUCED E.M.F.WHETHER E.M.F GENERATED OR NOT?
3 4645show that power dissipated by a pure inductor exited by a sinusoidal voltage source v = vm sin wt is zero
1 4981in ACB breaker requireding 3200Amps. buscoupler getting OFF mode and again it reset and getting normal position give me a required answer?
2337Post New Electrical Engineering Questions
define hysteresis loss, eddy current loss and windage loss
explain different types of d.c motors?
In vapour absorption refrigeration machine fluids used are
The slip during plugging operation is given by= A 1-s B 2+s C 1+s D 2-s
What are the weight of 800KV DA,DB and DC type tower ?
which type of motor is used in automatic swing gate
what is the voltage between earth & neutral in 3 phase electrical connection.
is oil viscosity affect on motor current?
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
How can we design a HVAC Plant room which includes AHU,FCU,Chillers,Cooling towers, Pumps etc & how will they work? any Drawing if possible?
2. What are the parameters of EHT sub-station?
Write the programming software name for LG, SIEMENS,Messung,AB
what is the requirement regarding earthing of Single conductor with AWA
how we can explain arc heatng?
Why are iron cores in transformers made laminated?
