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why lightning arrestor are made by 2 stack of insulator but why cvt are fully 1 stack of insulator.
1 4194How to identify the start and end of 3phase 12 lead motor if U1, U2, etc numberings are lost or erased.
2157what is the working principle of energy saver control panel. please give the complete calculation & theory.
2467For what purpose an AVR in generator sensing generator output voltage?and how the sensing is done by AVR?
3 9057Is it possible to measure correct value of earth resistance & cable insulation ristance with out disconncting earth lead & both sides of cable ends? If not, any other method to measure ER & CIR with out disconneting from the system.
HAL,
2104Is it possible to use AC supply insted of DC supply in trip coil operation? if not, why?
HAL,
5 7680How to do cable earhing? whether by grounding Armour to ground or by running extra G.I wire along with cable? which one is preferred mostly amoung them? If the second one is more preferable how many GI wires to be run along with cable (1 or 2)?
HAL,
2142Post New Electrical Engineering Questions
how can we say that stator magnetic field rotates with synchronous speed?can we derive?
What is Plank's Law?
in 132kv substation CRT means
What are the different power system losses and how can it be eliminated?
how does high earth to neutral voltage affects electronic circuit?
Explain the following and how these are working with PLC Unit 1 I/O Module Card 2 Adaptor Card 3 Ribbon Adaptor 4 I/O bus 5 I/O Devices
why we are using Load factor?
i am going to give the JSEB,RANCHI exam for power plant,so i need some samples of papers related to that,so please send me these papers by my mail id.
witch pump used in wtp
How do you calculate the actual power consumption of an inductive load appliance. Say, a deep freezer of 200watts
To make a basic instrumentation amplifier, it takes A One op-amp with a certain feedback arrangement B Two op-amp and seven resistors C Three op-amps and seven capacitors D Three op-amps and seven resistors
please send me previose rrb junior engineer qustion papers
when ac current flows thru d coil of a contactr,it energizes,magnetic field attracts d contact of the coil...nw wont dt ac current in d contct induce current back on to d coil thru mutual inductance leading to high currnt in d coil
how i calculate the syncrones generator NGR resistance .if we have a 6mw generator line voltage of generator 11kv also line current 393.3 ampere.
Explain the role of a car driver as one of a feedback mechanism.
