I am about to write exam in RRB bangalore for the post of section engineer.please provide me with previous exam questions
2109In case of delta/delta transformer if the one phase is blown out then what will be secondary line voltage ?
4 10492draw waveform of capacitor or inductor in a d.c ckt(during transient) with zero resistance with it(in series or parallel)also neglect resistance of wire
L&T,
2 11888Post New Electrical Engineering Questions
WRITEDOWN FEW RELY CODES
Initially, when the input is not equal to the output — what type of response is this?
how to calculate the Neutral transformer impedance?
Explain the operation of variable frequency transformer?
solar inverters was not connected to the nuteral link .this nutwral possible to any other systems
How to know the Max. current caring capacity of the cable by its size ?
which IS or IEC is used for earthing,breakdown voltage of transformer oil, hv/pd testing and all type of electrical testing
specific difference of ICT&Auto Transformer
we have require a Motor (1500kW, 6.6kV, 50Hz) which shall operate at 1500rpm during 30min and after it shall run on 500rpm during 15min. The same cycle shall be repetitive during the whole working days. Which method is best and economic to achieve such type of task. VFD, VVFD, Pole changing motor etc.
What is the application of Dyn1 and Dyn11 vector group of transformer?
why ten delta testing is carried out on power transformer
how ct burden,magnetising current,ratio and knee point voltage are related & derived
when we decide to use soft starter drive or vfd drive in mcc to operate apump?
What is the rating factor for copper cable ( Specific value according to the type of laying ) & the voltage drop?
Readings of ER300P Trivector meter