Answer Posted / jabber

ohm/m

What is a fuse? How does it work? What are materials used?

2037

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relation between power station capacity and voltage level?

2059

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how u select control transformer for a mccb panels or any panels?for expample we hav 440 volts maim supply and control volts is 230v?

2167

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I am having a 42KW 3 phase electrical heating furnace, heating element is 80/20 nichrome material, my connections is made in such a way that 2 star connection compromising 2 coils per phase so totally 12 coils, shall if i use it unbalanced star condition (instead of 2 group of 3 phase or 1 group of 3 phase, connecting 4 phases of 5 phases) what will be the consequences and is it acceptable?

1681

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sir i applied for hpcl(electrical).i want to know from which subjects most of the technical que will b asked.and pattern of the written test.pls help me

1941

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In Dyn11 power transformer if any one of the 3 phases connected to earth in star connected side then please explain effect of the current flow in delta connected side of transformer.(In this case if one phase is shorted to ground in star connected side then we observe the current flow in two phases only not three phases in delta connected primary side. Please explain why it is so?)

1778

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how to calculate kvar in Akiva

1939

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Give some differences between open loop and closed loop control systems.

1168

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What is the meaning of loop in transformer

1795

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Difference between RCCB, RCBO and ELMCB.

4085

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why the active power flow of some line is increased when the active power of out is cut ?

2052

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What are protections for dty type transformers

1832

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What happened if C.T mount at any cable or Bus bar in wrong direction . C.T going on proper work or not . C,T direction is essential thing to properly work.

1781

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In layman terms, what is the difference of Dielectric strength and dielectric constant when speaking of an insulating oil

2707

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what is load despatching

2226

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