what is the use nuetral wire8 4717
HOW CAN YOU CALCULATE PRACTICAL EFFICIENCY OF A ASYNCHRONOUS INDUCTIONMOTOR OF 7.5KW,& MOTOR IS RUNNING WITH AVOLTAGE OF 410 VOLTS,& TAKING CURENT OF 13 AMPS591
WHAT IS THE USE OF ANTIPUMPING CONTACTOR IN HT BREAKERS8 5788
EXPLAIN THE WORKING OF SERIES REACTOR IN HT CAPACITOR BANKS (FOR VOLTAGES & CURRENTS)1 5861
BRIEFELY EXPLAIN MEGGAR PRINCIPLE2 8952
what is impedence (Z) of transformer, what indicate in transformer , which perameter indicate in transformer5 7017
Motor and transformer working with same principle so why motor rotates while transformer not?7 5852
how to diffrentiate between ac & dc motors from a distance5 18031
what is nuetral grounding2 2846
If a surge divertor is required to be protected by 32 amp C Curve Circuit breaker does this limit the amount of protection from surges that you will acheive517
What is surger vector in 33Kv transmission feeder? We have AC power generator of 8MW which is paralleled with 33Kv EB grid. Some times our HT breaker gets trip off due to surge vector problem. How to over come it? Is there any device to observe the surge and avoid tripping?3 4672
what is the need to express current and voltage in rms value? rms value is also called as effective value,what is effective value?
How much ph is maintained of water resistance starter for slipring induction motor ?
why constant voltage transformer should be start without load? and if started then what will happen?
If we have to find the inductance of a dc shunt motor then by giving dc supply or ac supply and what is the reason for it. (this example is from "to determine the transfer function of a dc shunt motor ")
what are the pecularity of shaver sockets ?
How to arrange a hous hold earthing system to keep minimum earth resistance( below 7ohms).
how to remover corona effect and hysteresis losses from contactor
What will be the size of copper cable (each for 3 phase and 1 neutral) from Service connection Kit-Kat to Panel Board (i.e. to main switch) for a 6 pole 3-phase AC induction motor of 200 H.P. capacity? Amp-255 A, Frequency:- 1450 rpm.
Explain the construction of the conservator, operation and purpose, and draw the diagram of the conservator.
Why using synchronising methed in DG's sets?
WHAT IS START TO INDUCTION MOTER IN STAR TO DELTA OF >5HP ?
what is saturation kit?which use above 15 kw motors panel side.
When a single pase capacitor run motor- run on 230vac and Case(1)run with 8 Mfd 250 vac.capacitor , Case( 2) run with 8 Mfd 400vac capacitor. What is difference between both case regarding power ,efficiency etc?
a 100mva,400/200v transformer has leakage impdce of 10% draws a steady state line currentof---------------
how to find the capacitance value of the motor while running??