What value of resistance required between Saftey earth and instrunment earth , maximum and minimum values required
Answer / muthu
It's varying asper soil resistance but my answer is 100 to 400 ohm
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why lightning arrestor are made by 2 stack of insulator but why cvt are fully 1 stack of insulator.
My requirement is 1VA,50/5A Current Transformer for Metering .If I select 15VA , 50/5A CT.Is there any possibility of Technical Problem ?
Differentiate between induced emf and self inductance?
What happens if the Capacitive Voltage Transformer Primary neutral is not earthed. There is a CVT between Transformer and source, and the CVT neutral of the transformer is not earthed, does it effect the transformer while charging or does it effect the transformer charging process.
why contactors are used ...? is contactors and relays are same ...?
WHAT IS THE DIFFERENCE BETWEEN GENERAL INVERTER AND SOLOR INVERTER TELL ME PLZ
We have two parts in generator, electrical & mechanical. how it works?
sir i had plane to do some project with the base of hopkinson test in AC supply its possible
If 22 KV HT line, Current transformer is 25/5 then how to calculate multiplying factor.
WHERE NEUTRAL WIRE IS CONNECTED AT DOMESTIC TO TRANSMISSION LINE(SINGLE PHASE TO THREE PHASE)
50 electric bulbs are connected across supply of 220 volts. After one bulb is fused remaining 49 bulbs are again connected to same supply. which case will have more illumination & WHY????????
why EMF IS INDUCED IN A CONDUCTOR WHEN FLUX LINKING WITH IT CHANGES ACCORDING TO FARADAYS LAW.
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